1. Ingeniería

Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
LIST OF APPROVED MAKES OF MAJOR MATERIALS
FIRE FIGHTING SYSTEM
1) All materials shall be of best quality and ISI Stamped
2) Final choice of makes rests with the clients.
Description
APPROVED FITTINGS
1)
Hydrant
Minimax, New age / Firex / Nitin Fire
2)
Galvanized Steel pipes
Tata, Jindal
3)
Rubber lined hose reel
Minimax, Dunlop, Newage, Nitin Fire
4)
Canvas Hose
Minimax, Newage
5) VALVES
i) Gun Metal,
gate, globe, NR
Zoloto, Leader, RB, Jainsons, Kitz
ii) Isolation Valve
HD / Kitz / Nitin Fire
iii) Steel Ball Valves
Zoloto, Leader, Kitz, Tyco
iv) Motorized Solenoid
valve
Avcon, R.K. engineering, Kitz, Tyco
v) Butterfly valves
AUDCO, Keystone, Jainsons, Kitz
vi) Y strainer
Zoloto, Leader, Kitz, Tyco
Technical specification
Section -3
Page 1 of 16
Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
FIRE HYDRANT SYSTEM
1.0
Scope of work
1.1
The scope of work shall cover supply, installation, testing and commissioning of
the fire hydrant system covering the following:
a) Hydrant mains, external ring and yard hydrants.
b) Landing valves, hose reels, hose cabinets etc.
c) Fire brigade breaching, Siamese connections and connections to pumps and
appliances.
2.0
Standards
2.1
The fire hydrant installation shall conform to and meet with the requirements set
out by the following:
1) IS: 13039-1991
Code of practice for External Hydrant
System – Provision & Maintenance
2) IS: 13716-1993
Code of Practice for Fire Safety
3) IS: 3844-1989
Code of practice for installation of internal
Fire hydrants and hose reel on premises.
4) Fire Insurance Association of India-Tariff Advisory Committee rules &
guidelines.
5) Compliance with the local fire brigade and the fire enforcing authorities.
4.3
3.0
3.1
concerned.
System Operation and Control Panels
The fire pump shall be started automatically on loss of pressure and the operation
sequence of the booster and fire pumps shall be as follows:
i) Booster or jockey pump shall start when the system pressure drops by 0.5
Kg/cm2 and stop when the system pressure is re-established.
ii)
2
The fire pump shall start when the system pressure drops by 1.0 Kg/cm and
shall continue to run till manually switched off.
iii) Booster/jockey and fire pump starting shall be indicated on the panel with a
red indication lamp. It should also be indicated on the FACP.
3.2
The motor starters (star-delta) shall consist of electrically actuated
contactors. The starter shall be complete with ON-OFF push buttons, timers and
auxiliary contacts and shall be fully automatic. There shall be an indicating lamp with
each of the pumps and an ammeter and selector switch with the fire pumps. Fire
pump starting shall be annunciated through an electric siren and the pump shall be
capable of being started remotely.
Technical condition
Section -3
Page 2 of 16
Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
3.3
The starter along with isolator shall be housed in a 2.0mm M.S. box duly rust
inhibited through a process of degreasing and phosphating.
3.4
All cabling to starter and control switches shall be carried out through
armored PVC FRLS cables of approved makes. Cables shall be laid in accordance
with section “M V CABLING”. Cabling from starter or switch to the motor shall be
through LAPP steel braided flexible of PVC FRLS cables. The pump motors and
panels shall be earthed in accordance with IS 3043-1966 or as shown on drawings.
4.0
Fire Hydrants, & Hose Reels
4.1
Hydrants shall be provided externally as shown on the drawings. Internal
hydrants shall be provided at each landing of and escape staircase and
additionally depending on the floor area as shown on drawings. Landing valve
shall be twin headed gun metal valve with 2-63 mm dia outlets and 100 mm inlet
conforming to IS 5290-1998. Landing valve shall have flanged inlet and
instantaneous type outlets and mounted at 1.0 m above the floor level.
Instantaneous outlets for fire hydrants shall be of standard pattern approved and
suitable for 63 mm dia fire brigade hoses. Wherever necessary, pressure
reducing orifices shall be provided so as to limit the pressure to 5.5 kg/sqcm or
any other rating as required by the local fire brigade.
4.2
External Hydrants
a.
External Hydrants shall be stand post type over-ground unless shown otherwise.
All external hydrants shall be 80 mm C.I butterfly valve. Hydrants shall be located
at least 2 m away from and within 15 m from the building wall.
b.
Each hydrant shall be provided with a hose cabinet containing 2 x 15 m 63 dia
unlined flax or controlled percolation hoses with couplings. Wherever shown, the
cabinet may contain a branch pipe and nozzle. The cabinet shall be 900 x 600 x
400 fabricated out of 2 mm mild steel sheet duly rust inhibited through a process
of degreasing, phosphating etc. The cabinet shall receive two coats of red oxide
primer, inside and outside, before 2 coats of final painting of approved shade.
The cabinet shall be wall-mounted or free standing with its own steel legs
depending on the site conditions and as shown on drawings.
c.
Alternatively the hoses can be centralized in hose cabinets meeting the
requirements.
d.
The fire brigade connection shall consist of one or two twin-headed 63 mm dia
gun metal outlets with build-in check valve and drain plugs connected to a 150
mm dia outlet connection to the water reservoir or to the hydrant main. The fire
brigade collecting head shall conform to IS 904-1983.
5.0
Piping
7.1
All piping shall be as specified under “PIPING FOR FIRE FIGHTING” and the
schedule of work for piping.
6.0
Test & Commissioning
6.1
All hydrant piping shall be tested for a hydrostatic test pressure of 20 kg/sqcm or
1.5 times the casing pressure of the pump for a period of 24 hours at the end of
which there shall be no loss in pressure
6.2
The booster & fire pump starting and stopping shall be tested by opening the test
valve and record the following:
Technical condition
Section -3
Page 3 of 16
Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
1) Booster pump start / stop
System pressure at start up
Stop
Time elapsed from start to stop
2) Hydrant Pump start
System pressure at start up
:
:
kg/sqcm
kg/sqcm
=
seconds
:
kg/aqcm
:
kg/sqcm
Maintained system pressure while
discharging the landing valve at the
highest point.
i)
pump end
ii)
highest outlet :
iii) intermediate points
kg/sqcm
:
kg/sqcm
6.3
All the operating tests shall be carried out in the presence of any local authority,
Fire Brigade or Insurance Co. Pressures obtaining at each landing valve shall be
tested and recorded. Wherever excessive pressure is recorded, the orifice plates
shall be replaced.
7.0
Mode of Measurement
7.1
Landing valves with fire hose cabinet with hose reel, rubber line hose, canvas
hose, branch pipe, axe, nozzle etc. shall be measured per unit.
7.2
External hydrant stand post type with butterfly valve or sluice valve with
tailpieces, etc. shall be measured per unit.
7.3
Fire brigade inlet connection completes with 1 or 2 nos. 63 dia twin head inlets
with non-return valve with 100 or 150 dia respectively of inlet pipe at least 1.5 m
long shall be measured per unit.
7.4
External Hose reel boxes complete with hoses and enclosure etc. shall be
measured per unit.
Technical condition
Section -3
Page 4 of 16
Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
SPRINKLER SYSTEM
1.0
Scope
1.1.1
The scope of work shall cover supply, installation, testing and commissioning of
the sprinkler system covering the following:
a) Installation valves with motor gong
b) Sprinkler Piping
2.0
Standards
2.1.1
The sprinkler installation shall confirm to and meet with the requirement set out
by the following:
1) Fire insurance association of India – Tariff Advisory Committee rules
2) Local Fire Brigade and Fire Engineering authorities
3.0
Installation Valves
3.1
The sprinkler system shall incorporate one or more (as shown on drawings)
installation valve assemblies comprising:
i)
A main Gate Valve
ii)
In and out pressure gauges
iii) Test connection of adequate size with valve and orifice plate with pressure
connections.
iv) Water motor and gong with necessary piping isolation valve and strainer and
drain.
3.2
The installation valve shall be straight through type suitable for wet pipe sprinkler
systems. Valves shall be of cast iron with gun metal internals and suitable for
vertical seal and retaining ring and shall incorporate a suitable non return device
to compensate for pressure for smooth water flow for
1) Water valve through a retard chamber
2) Test connection and drain
3.3
There shall be two pressure gauges, one for the mains side and another for the
installation side. Each gauge shall have pressure damping brass piping with
gunmetal gauge.
3.4
A test connection of adequate size as approved shall be provided with a shut off
gate valve, an orifice plate with pressure connections. The discharge from the
test connection outlet shall be let to the nearest sump or drain as shown on
drawings or as directed.
3.5
The mains water motor gong shall be preferably be of cast gunmetal body and
internals. The valve shall have an associated gunmetal gate valve, strainer
preceding the water motor. The water motor and gong shall be located on the
discharge lead as directed.
Technical condition
Section -3
Page 5 of 16
Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
3.6
Flow switches and Tamper switches shall be as specified under Fire Hydrant
System.
4.0
Piping
8.1
All piping shall be as specified under “Piping for Firefighting” and the schedule of
work for piping.
5.0
Testing
5.1
Entire sprinkler piping shall be tested with the sprinklers in position to a
hydrostatic test pressure of 1.5 times the casing pressure of the pump and
maintained for a period of 48 hours at the end of which there shall be no loss in
pressure.
5.2
Test valves in each sprinkler installation shall be opened (with temporary drain
connection) and the following observations recorded:
1)
2)
3)
4)
Start up of jockey pump
Start up of sprinkler pump
Operation of water motor gong
Operation of tamper switches for shut off valves
All branches shall be tested and witnessed and attested by the Engineer in
Charge. All the operating tests shall be carried out in the presence of any local
authority, Fire Brigade or Insurance company.
6
Mode of Measurement
6.1
Sprinkler pump and jockey pump with mounting frame, vibration mounts
excluding concrete foundation shall be measured per unit.
6.2
Flow switches and tamper switches shall be measured per unit and excludes
wiring to the Fire Alarm Panel which shall form part of Fire Alarm Wiring.
Sprinklers shall be identified as pendant, sidewall, or concealed and paid for per unit.
6.3
For Piping refer section of Piping for Fire fighting.
6.4
Installation valve complete with test valve, orifice plate etc. shall be regarded as
one unit.
6.5
Control Cabling from Pressure gauge panel to respective started be measured in
running meter length and paid at unit rates.
6.6
Starter with isolator housed in M.S. box for each pump shall be measured as a
unit and paid.
Technical condition
Section -3
Page 6 of 16
Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
PIPING FOR FIRE FIGHTING
1.0
Scope
1.1
The scope of work covers, supply, laying, testing and commissioning of the entire
piping system for the Fire Fighting Installation i.e. Fire Hydrant and sprinkler
systems.
2.0
Standards
2.1
The following standards shall be applicable:
i)
IS 1239
Mild Steel Tubes & Tubulars
And fittings
ii)
IS 1879
Malleable iron fittings
iii) IS 778
Gun Metal gate, globe and
Check valves
iv) IS 1537
Vertically cast iron double
Flanged pipes
v) IS 7181
Horizontally cast double
flanged pipes.
All standards should be the latest.
3.0
Hydrant Mains
3.1
External
3.1.1
Underground external mains shall be either
a) Double Flanged class C pipes conforming to IS 7181 or to 1537
upto 300 mm dia or 7.0-kg/sqcm pressures.
b) For sizes higher than 300 mm or 7.0-kg/sqcm pressure pipes to IS 1537 shall
be class C there shall be no change in class, in respect of pipes to IS 7181.
c) Ductile iron or mild steel pipes ERW conforming to IS 1239 upto ERW pipes
to IS 3589 or BS 3601.
3.1.2
3.1.3
Where the cast iron double-flanged pipe diameter exceeds 300 mm and system
pressure is more than 7 kg/sqcm; class C pipes shall be used. Cast iron pipes
shall use only cast iron fittings conforming to IS 1538. All flange joints shall be
designed for a pressure rating of 2.0 N/sq mm and joints shall use high tensile
bolts with 3mm fiber reinforced Teflon gasket. Pipes shall be given one coat of
hot bitumen before being laid in position.
Ductile iron or mild steel pipes, when laid underground, shall be protected against
corrosion by two coats of hot bitumen and two wraps of fiber glass tissue over the
entire length including fittings & valves. Fittings shall be weldable wrought iron
fittings suitable for butt-welding and 10% of the welded joints shall be radio
graphically tested and found in order. The welded joints shall be random selected
for testing in consultation with the Engineer. All flanges shall be slip-on welded
flanges to IS 6392 with a 3mm fiber-reinforced Teflon gasket and rated for 2.0
N/sq mm.
Technical condition
Section -3
Page 7 of 16
Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
3.1.4
Valves 65 mm dia and below shall be heavy duty gun metal full way gate valves
or globe valves conforming to IS 778-20 Kg/sqcm class. Valves shall be tested at
manufacturer’s works and ISI stamped. Sluice valves above 80 mm shall be cast
iron double flanged, with rising spindle conforming to and stamped to ISI 780-20
kg class. Exposed valves shall be provided with wheel for operation and
underground valves cap-tops. Contractor shall provide suitable operating keys for
sluice valves with tops.
3.1.5
Underground mains shall be laid not less than 750 mm below the ground level
and shall be at least 2m away from the building face and supported on concrete
pedestals at every 3.5m and held on with galvanized iron clamps. Concrete thrust
anchors shall be provided at all bends and tees as shown on drawing and as
directed. All excavation for pipe laying shall be carried out with sufficient width for
making proper joints. Backfilling shall be done only after the piping is hydrostatically pressure tested. Piping shall be constantly kept clean till tested.
3.1.6
All valves shall be housed in brick masonry chambers over 150 mm cement
concrete (1:3:6) foundation. The brick walls of the chamber shall be plastered
inside and outside with 20mm cement sand plaster 1:4 with a floating coat of neat
cement. Chambers shall be 650 x 650 mm clear for depths upto 900 mm and
1000 x 1000 mm for depths beyond. Each chamber shall have a cast iron surface
box approved by the local Fire brigade.
3.1.7
Piping laid above ground shall be supported on cement concrete (1:3:6)
pedestals raising the bottom of the pipe at least 150mm over the ground level and
held to the pedestals with galvanized clamps. Pedestals shall be made at 3.0 m
center to center. Cement concrete 1:3:6 thrust anchors shall be provided at all
tee-off points and change of direction. Pipes laid on walls and ceiling shall have
galvanized steel brackets.
3.3
Painting
3.3.1
All exposed piping for fire fighting shall be distinctly painted ‘Fire Red’ shade 536
to IS:5-1978. Pipes shall first receive two coats of red oxide primer uniformly
applied and two coats of oil paint applied thereafter. All pipes supports shall be
painted black as specified for support & clamps.
4.0
Testing & Commissioning
4.1
All piping after installation shall be tested for a hydrostatic test pressure of 20
Kg/Sqcm maintained for 24 hours. All joints and valves shall be checked for leaks
and rectified and retested. During testing all valves except drain & air valves shall
be kept fully open.
5.0
Makes of Materials
5.1
The following makes of materials are listed as conforming to the specifications.
Cast Iron Pipes
1) Indian Iron & Steel
2) Kesoram
3) Electrosteel castings
Galvanized Steel Pipes
1) Indian Tube (Tata)
2) Zenith
3) Gujarat Steel Tube
4) B.S.T/Apollo Steel Tubes
Technical condition
Section -3
Page 8 of 16
Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
Fittings
1) RM Engineering Works Ahmedabad
2) KS Engineering Works Ghaziabad
Valves
1) Leader
2) Kirloskar
3) G.G. (Bombay Metals & Alloys)
6.0
Mode of Measurement
6.1
All external piping shall be measured along the center line of the pipe and paid
per unit length and shall include:
i) All Pipes & Fittings
ii) Bituminous coating
6.2
All internal piping shall be measured similarly but shall include for the pipe
supports and clamps instead of excavation.
6.3
All valves, air valves, drain valves together with flanges or tail pieces shall be
measured per unit.
6.4
All excavation and concrete supports and thrust blocks shall be measured as per
drawing and paid for per cum.
PAINTING
1.0
Scope
1.1
The scope of work covers painting of:
1)
2)
All equipment
Piping & pipe supports
2.0
All surfaces to be painted shall be thoroughly cleaned with wire brush to remove
completely rust and other extraneous substances. Over the cleaned surfaces one coat or
red oxide primer shall be applied completely covering the exposed surfaces. Out finish
coat of painting shall be applied one day after the prime coat, after ensuring that the paint
is dry. The second coat shall be done before the installation is handed over and after
approval to do so from the Engineer-in-charge.
3.0
Mode of measurement
3.1
All painting shall form part of the cost (Item Rate) of equipment, piping etc. No separate
payment shall be admissible.
Technical condition
Section -3
Page 9 of 16
Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
TECHNICAL CONDITIONS
1. ASSOCIATED CIVIL WORKS
1.1
Civil works associated with fire fighting installation are included the scope of this
Contract for civil work like core cut, wall breaking, wall chasing by wall chaser,
Making holes & making good, chambers, buried Hume pipe (including excavation &
Refilling) etc.
1. PROJECT EXECUTION AND MANAGEMENT
The Contractor shall ensure that senior planning and erection personnel from his
organization are assigned exclusively for this project. The Contractor shall appoint one
Project Manager holding senior management position in the organization. He shall be
assisted on full time basis by a minimum of two firefighting engineer & three senior
supervisors. The entire staff shall be posted at site on full time basis. Separate ID card to
be given by the Contractor to each worker working on site.
The project management shall be through modern technique. The Contractor’s office at
site shall be fully equipped with fax, computers & plotter and shall prepare proper bar
chart and completion schedules to be submitted & ensure timely completion. Erection
engineer and supervisors shall be provided with mobile communication system so that
they can always be reached.
For quality control & monitoring of workmanship, contractor shall assign at least one fulltime engineer who would be exclusively responsible for ensuring strict quality control,
adherence to specifications and ensuring top class workmanship for the fire fighting
installation. Contractor shall furnish details of licenses of supervisors/workmen to be
employed at site.
Following manpower deployment shall be provided by the contractor:a.
b.
c.
d.
e.
f.
One Project Director
1 Senior Engineer (minimum 10 years experience) & 1 Junior Engineer (5 years
experience).
2 Senior Supervisors
1 QA/QC Engineer (Part Time)
1 Housekeeping in charge with at any given time minimum 3 years experience.
1 Store Keeper.
2. FEES AND PERMITS
The Contractor shall pay any and all fees and obtain permits required for the installation
of this work. On completion of the work, the contractor shall obtain and deliver to the
Owner, certificate of final inspection and approval by the local electricity authority (CFO/
Municipal, State/Central govt. whichever is applicable)
3. DRAWINGS
The fire fighting Drawings listed under Section-6, which may be issued with tenders, are
diagrammatic only and indicate arrangement of various systems and the extent of work
covered in the contract. These Drawings indicate the points of supply and of termination
of services and broadly suggest the routes to be followed. Under no circumstances shall
dimensions be scaled from these Drawings. The architectural/interiors drawings and
details shall be examined for exact location of equipment, pipe lines.
Technical condition
Section -3
Page 10 of 16
Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
The contractor shall follow the tender drawings in preparation of his shop drawings, and
for subsequent installation work. He shall check the drawings of other trades to verify
spaces in which his work will be installed.
The contractor shall examine all architectural, structural, plumbing, HVAC and other
services drawings and check the as-built works before starting the work and report to the
Owner’s site representative any discrepancies and obtain clarification. Any changes found
essential to coordinate installation of his work with other services and trades, shall be
made with prior approval of the Architect/Consultant/ Owner’s site representative without
additional cost to the Owner.
4. SPECIFICATIONS
The Specifications shall be considered as part of this contract. The Drawings indicate the
extent and general arrangement of fire fight works. These drawings are essentially
diagrammatic. The Drawings indicate the point of termination of conduit runs and broadly
suggest the routes to be followed. The work shall be installed as indicated on the
Drawings. However, any change found essential to coordinate the installation of this work
with other trades shall be made without any additional cost to the Owner. The data given
herein and on the Drawings is as exact as could be secured, but its complete accuracy is
not guaranteed. The drawings are for the guidance of the contractor, exact locations,
distances and levels shall be governed by the site conditions and the Architectural &
Interior layouts.
5. SHOP DRAWINGS
10.1
All the shop drawings shall be prepared on computer through AutoCAD System
based on Architectural Drawings, site measurements and Interior Designer’s
Drawings. Within eight weeks of the award of the contract, contractor shall
furnish, for the approval of the Architect/ Consultant, two set of detailed shop
drawings of all equipment and materials including layouts for all conduit layouts,
distribution panels, switch boards, cabinets, special pull boxes, cable trays and
any other requirement to be fabricated or purchased by the contractor.
Contractor shall prepare shop drawing based on the coordinated service drawing
issued by the Architect / Consultant.
10.2
These shop drawings shall contain all information required to complete the
Project as per specifications and as required by the Architect/Consultant/Owner’s
site representative. These Drawings shall contain details of construction, size,
arrangement, operating clearances, performance characteristics and capacity of
all items of equipment, also the details of all related items of work by other
contractors. Each shop drawing shall contain tabulation of all measurable items of
equipment/materials/ works and progressive cumulative totals from other related
drawings to arrive at a variation-in-quantity statement at the completion of all
shop drawings.
Each item of equipment/material proposed shall be a standard catalogue product
of an established manufacturer strictly from the manufacturers listed in Section 5.
When the Architect/Consultant makes any amendments in the above drawings,
the contractor shall supply two fresh sets of drawings with the amendments duly
incorporated along with check print, for approval. The contractor shall submit
further 4 sets of shop drawings to the Owner’s site representative for the
exclusive use by the Owner’s site representative and all other agencies. No
material or equipment may be delivered or installed at the job site until the
Technical condition
Section -3
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Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
contractor has in his possession, the approved shop drawing for the particular
material/ equipment/installation.
10.3
Shop drawings shall be submitted for approval sufficiently in advance of planned
delivery and installation of any material to allow Architect/Consultant ample time
for scrutiny. No claims for extension of time shall be entertained because of any
delay in the work due to his failure to produce shop drawings at the right time, in
accordance with the approved programme.
10.4
Manufacturers drawings, catalogues, pamphlets and other documents submitted
for approval shall be in four sets. Each item in each set shall be properly labeled,
indicating the specific services for which material or equipment is to be used,
giving reference to the governing section and clause number and clearly
identifying in ink the items and the operating characteristics. Data of general
nature shall not be accepted.
10.5
Samples of all materials like values, flanges & insulation etc shall be submitted to
the Owner’s site representative prior to procurement. These shall be submitted in
two sets for approval and retention by Owner’s site representative and shall be
kept in their site office for reference and verification till the completion of the
Project.
10.6
Approval of shop drawings shall not be considered as a guarantee of
measurements or of building dimensions. Where drawings are approved, said
approval does not mean that the drawings supersede the contract requirements,
nor does it in any way relieve the contractor of the responsibility or requirement to
furnish material and perform work as required by the contract.
10.7
Where the contractor proposes to use an item of equipment, other than that
specified or detailed on the drawings, which requires any redesign of the
structure, partitions, foundation, wiring or any other part of the mechanical,
architectural layouts; all such re-design, and all new drawings and detailing
required therefore, shall be prepared by the contractor at his own expense and
gotten approved by the Architect//Consultant/ Owner’s site representative.
10.8
Within four weeks of approval of all the relevant shop drawings, the contractor
shall submit four copies of a comprehensive variation in quantity statement, and
itemized price list of recommended (by manufacturers) imported and local spare
parts and tools, covering all equipment and materials in this contract. The Project
Manager shall make recommendation to Owner for acceptance of anticipated
variation in contract amounts and also advise Owner to initiate action for
procurement of spare parts and tools at the completion of project.
6. ACCESSIBILITY
The Contractor shall verify the sufficiency of the size of the shaft openings, clearances in
wall cavities and suspended ceilings for proper installation of his conduits cables, cable
trays, panels etc.. His failure to communicate insufficiency of any of the above, shall
constitute his acceptance of sufficiency of the same. The Contractor shall locate all
equipment which must be serviced, operated or maintained in fully accessible positions.
The exact location and size of all access panels, required for each concealed control
damper, valve or other devices requiring attendance, shall be finalized and
communicated in sufficient time, to be provided in the normal course of work. Failing this,
the Contractor shall make all the necessary repairs and changes at his own expense.
Access panel shall be standardized for each piece of equipment / device / accessory and
shall be clearly nomenclature / marked.
Technical condition
Section -3
Page 12 of 16
Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
7. MATERIALS AND EQUIPMENT
All materials and equipment shall conform to the relevant Indian Standards and shall be
of the approved make and design. Makes shall be strictly in conformity with list of
approved manufacturers as per Section-3.
The Contractor shall be responsible for the safe custody of all materials and shall insure
them against theft or damage in handling or storage etc. A list of items of materials and
equipment, together with a sample of each shall be submitted to the Owner’s site
representative within 15 days of the award of the contract. Any item which is proposed as
a substitute, the contractor shall state the credit, if any, due to the Owner in the event the
substitution is approved. All changes and substitutions shall be requested in writing and
approvals obtained in writing from the Owner’s site representative.
8. MANUFACTURERS INSTRUCTIONS
Where manufacturer has furnished specific instructions, relating to the material and
equipment used in this project, covering points not specifically mentioned in these
documents, manufacturer’s instructions shall be followed in that case.
9. COMPLETION CERTIFICATE
On completion of the fire fighting installation a certificate shall be furnished by the
Contractor countersigned by the licensed supervisor, under whose direct supervision the
installation was carried out. This certificate shall be in the prescribed form as required by
the local, state/central govt. / municipal / fire authorities concerned.
15. INSPECTION AND TESTING
The Owner may carry out inspection and testing at manufacturer’s works for this contract.
No equipment shall be delivered without prior written confirmation from the Owner’s site
Engineer. In case factory inspection is carried out then all travelling and lodging expenses
for two persons one from owner and one from consultants shall be borne by the
Contractor, also all expenses related to testing shall be to Contractor account. Tests on
site of completed works shall demonstrate the following:
That the equipment installed complies with specification in all respect and is of the correct
rating for the duty and site conditions.
That all items operate efficiently and quietly to meet the specified requirements.
That all circuits are fully protected and that protective devices are properly co-ordinate.
That all non-current carrying metal parts are properly and safely grounded in accordance
with the specification and appropriate Codes of Practice.
The contractor shall provide all necessary instruments and labour for testing, shall make
adequate records of test procedures and readings, shall repeat any tests requested by
the Owner and shall provide test certificate signed by a authorized person. Such test shall
be conducted on all materials and equipment and tests on completed work as called for
by the Owner at contractor’s expenses unless otherwise called for.
If it is proved that the installation or part thereof is not satisfactorily carried out then the
contractor shall be liable for the rectification of the same. Owner Site Engineer’s decision
as to what constitutes a satisfactory installation shall be final.
All tests shall be carried out by a test house approved by the Owner / Consultants.
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Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
16. COMPLETION DRAWINGS
Upon completion of the work and before issuance of certificate of virtual completion the
contractor shall submit to the Owner’s site representative four set of layout drawings in
progressive manner for individual systems drawn at approved scale indicating the
complete wiring system as installed. Drawing shall be prepared on AUTO-CAD (latest
version). Along with the hard copies, the contractor shall submit copies of all drawings on
CD and one set of all drawings on RTF shall also be submitted. These drawings must
provide:
17. OPERATING INSTRUCTION & MAINTENANCE MANUAL
Upon completion and commissioning of part fire fighting system the contractor shall
submit a draft copy of comprehensive operating instructions, maintenance schedule and
log sheets for all systems and equipment included in this contract. This shall be
supplementary to manufacturer’s operating and maintenance manuals. Upon approval of
the draft, the contractor shall submit four (4) complete bound sets of typewritten operating
instructions and maintenance manuals; one each for retention by Consultant and Owner’s
site representative and two for Owners Operating Personnel. These manuals shall also
include basis of design, detailed technical data for each piece of equipment as installed,
spare parts manual and recommended spares for 4 year period of maintenance of each
equipment.
18. ON SITE TRAINING
Upon completion of all work and all tests, the Contractor shall furnish necessary
operators, labour and helpers for operating the entire installation for a period of thirty (30)
working days of ten (10) hours each, to enable the Owner’s staff to get acquainted with
the operation of the system. During this period, the contractor shall train the Owner’s
personnel in the operation, adjustment and maintenance of all equipment installed.
19. MAINTENANCE DURING DEFECTS LIABILITY PERIOD
19.2 Complaints
The Contractor shall receive calls for any and all problems experienced in the operation of
the system under this contract, attend to these within 10 hours of receiving the complaints
and shall take steps to immediately correct any deficiencies that may exist.
19.2 Repairs
All equipment that requires repairing shall be immediately serviced and repaired. Since
the period of fire fighting Maintenance runs concurrently with the defects liability period,
all replacement parts and labour shall be supplied promptly free-of-charge to the Owner.
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Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
20. UPTIME GUARANTEE
The contractor shall guarantee for the installed system an uptime of 98%. In case of
shortfall in any month during the defects liability period, the Defects Liability period shall
get extended by a month for every month having shortfall. In case of shortfall beyond the
defects liability period, the contract for Operation and Maintenance shall get extended by
a month for every month having the shortfall and no reimbursement shall be made for the
extended period.
The Contractor shall provide log in the form of diskettes and bound printed
comprehensive log book containing tables for daily record of all temperatures, pressures,
humidity, power consumption. Starting and stopping times for various equipments, daily
services rendered for the system alarms, maintenance and record of unusual
observations etc. Contractor shall also submit preventive maintenance schedule.
Each tenderer shall submit along with the tender, a detailed operation assistance
proposal for the Owner’s site representatives / Consultant’s review. This shall include the
type of service planned to be offered during Defects Liability Period and beyond. The
operation assistance proposal shall give the details of the proposed monthly reports to
the Management.
The tenderer shall include a list of other projects where such an Operation Assistance has
been provided.
21. METHOD OF MEASUREMENT
The works shall be measured in accordance with relevant IS codes. Notwithstanding any
general or local custom, except where otherwise specifically described or prescribed in
the contract.
22. DEMONSTRATION TO OWNER
At completion, devices subject to manual operation shall be operated at least five times in
presence of Owner’s site representative to demonstrate satisfactory operation.
23. PARTIAL ORDERING
Owner through the Architect/Consultant/ Owner’s site representative reserves the right to
order equipment and material from any and all alternates, and /or to order high side and
/or low side equipment and materials or parts thereof from one or more Tenderers.
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Construction of New Buildings for IIT
Madras Research Park – Phase – II,
SH: - Building external services –
Fire fighting pipeline works
1.
LIST OF MAIN DOCUMENTS AND SUBMITTALS
S. No.
Items
Remarks
a.
4-Copies of Performa Invoice 4- sets of
Technical Literature
Packing Specifications.
b.
Performance Guarantee
c.
All Permits
d.
Technical Data
e.
Manufacturer’s Drawings, Catalogues
Pamphlets & Other Documents
f.
Variation in Quantity Statement.
g.
Fire fighting Installation Certificate.
h.
Operating Instructions & Maintenance Manual
m.
Testing, Adjusting and Balancing
&
Note: The above list is only for guide line of the contractor. The contractor shall
thoroughly check all document and submittals required as per the tender document and
submit them in time as per the requirement.
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