FIRE FIGHTING Vehicle WATER & FOAM
PUMP: –
The Fire Tender shall be mounted with centrifugal type, CE marked Supplier’s make or higher equivalent
version CE marked fire water pump capable of delivering minimum 1800 – 2200 litter @ 7.0 kg/cm2 and
should be powered through the Chassis Engine via PTO.
Pump Performance: The pump shall perform the following duties: -
Pump Pressure output – minimum 1800 – 2200 litter@ 7 Kg/cm2.
The pump shall able to draw water from open water source (Suction lift of the pump should not be less
Than (1.5 meters). The suction side of the pump shall be able to connect either directly to hydrant
discharge outlets or under pressure to the water tank of the tender.
The pump shall be rear mounted on the chassis and shall be accessible and readily removable for use,
repair and maintenance. The pump shall have its control panel at rear. It shall be driven by the chassis
diesel engine through the power take off unit and the propeller shaft. The Heavy duty full torque PTO unit
shall be capable of transmitting power to pump by suitable propeller shaft.
The pump shall be of rigid construction and shall be made of Aluminum or Gun metal compatible with
firefighting water and foam compound with stainless steel shaft conforming to 04 Cr 18 Ni of IS 6603/SS
304. The pump impeller shaft made of Stainless Steel and shall be carried in antifriction bearings.
The suction inlet will be 100 mm round threaded type and 2 x 63 mm inlets male coupling with NRV &
strainer for refilling of water tank from hydrants.
The pump’s impeller neck rings and impeller rings shall be renewable types and the gland shall be of self-
adjusting type. A drain plug shall be provided at the bottom of the casing. The impellers of high-pressure
suction shall be made of Stainless Steel.
Primer: The pump shall be fitted with a CE approved supplier make, Piston reciprocating type Priming
System. It shall be capable of lifting water from at least through 7.0-meter height at a rate not less than
30 cm/sec. It shall be of such design as would not lead to its mechanical failure, would be easy in
maintenance and would work satisfactorily even if it has been left dry for a long period. Documents in
respect of Originality will be submitted to the Purchaser.
There shall be 2 x 63mm delivery outlets having standard SS instantaneous female coupling with ball
valves and blank caps. It will have twist type lugs made of SS.
The pump shall have one suction inlet of 100 mm round threaded type at rear side & should be provided
with removable strainers. The pump shall be able to take suction from open water /source / tank in
normal condition.
POWER TAKES OFF UNIT (PTO): –
A heavy-duty full torque power takes off unit of suitable gear ratio to match the engine & pump
characteristics shall be provided.
A separate lever for engaging and disengaging the P.T.O. shall be provided in the driver’s cabin /
pump control panel.
Necessary support for PTO units, propeller shaft couplings, universal joints etc. Shall be provided for
minimum vibration during PTO & pump operation.
The driver assembly component (shaft, couplings) shall be dynamically balanced.
The details of the PTO such as its make, name of manufacturer etc. supported with catalogue/
drawing shall be submitted along with the offer and supply of vehicle.
WATER TANK: –
Water tank of 8000 -10000 Liters capacity made of MS shall be suitably mounted on the chassis. It
shall be fabricated out of MS sheet min. 5 mm thickness for bottom, and 4 mm for sides & tops. The
baffles shall be of minimum 4 mm thickness.
It shall be provided with a baffle across with 450 mm manhole flanged to prevent surge while the
vehicle is accelerating, c5ornering and braking and shall be so designed and mounted as to bring the
center of gravity as low as possible in the chassis.
The baffles shall be arranged in a manner to facilitate the passage of a man throughout the Tank for
cleaning purposes. Tank shall be mounted on three cross bars/bearers to counteract stresses caused
by chassis flexing and shall be so secured that it can be removed. Baffles shall be minimum 4.0 mm
thick. The bolting shall be so designed and mounted as to bring the center of Gravity of the appliance
as low as possible.
It shall be rectangular in shape and the mounting of the tank shall be flexible type to prevent the tanks
distortion due to the chassis flexion. The mounting shall permit full contents of the tank to flow into
the pump.
An inspection manhole of not less than 450 mm size shall be provided on top with hinged or
removable cover and shall be marked `WATER’.
The water tank shall be mounted on the vehicle on a sub frame. This sub frame shall be made from
Hot Dip Galvanized MS 4” section and shall be bolted with the chassis using the high tensile bolts. No
U-Bolts shall be used on the vehicle. The tank shall be mounted on the vehicle using Methadone
mountings. The bidder shall provide the full technical load details and suitability of the methadone
mountings based on the tank load. (The bidder shall provide for a drawing of the sub frame and
methadone mounting along with the bid.) Suitable eyes bolt shall be provided on the shell of the tank
to enable it to be lifted off the vehicle for repair /replacement as necessary.
A cleaning hole of 250 mm diameter shall be provided at the bottom of the tank with a 50mm dia drain pipe
with a valve and plug connection and will be taken down to a point well below the chassis without reducing
the effective clearance.
FOAM TANK:
Water tank of 500-1000 Liters capacity made of SS shall be suitably mounted on the chassis. It shall
be fabricated out of SS sheet (304) min. 3.5 mm thickness for bottom, and 3.5 mm for sides & tops.
The baffles shall be of minimum 3.5 mm thickness.
VEHICLE SHOULD HAVE FOLLOWING CONNECTIONS WITH PUMP AND TANK: –
Hydrant – Tank inlet two male coupling & NRV
Hydrant – Hose reel inlet
Tank – Pump – Hose reel
Tank – Pump – 02 nos. deliveries
Tank – Pump – Monitor (Water)
Pump – Cooling tank
The filling connections in the tank will be of suitable dia & shall be fitted with two 63mm inst. Male
connections GM with removable strainer & blank cap & NRV.
Water and Foam Level Indicators as empty, ¼, ½, ¾ and full on the pump control panel shall also be
provided. The indicators shall sense the fluid level in the tank with help of a pressure sensing probe.
The Level indicators shall be suitable for any shapes of tanks.
The engineering of the tank should be of good quality so as to increase the life of the tank and should
be of least maintenance.
PIPING SYSTEM DETAILS: –
All piping should be sized so as to have minimum pressure drop and achieve the required
pressure and flow at various locations.
All pipe & fitting shall be MS & Valve.
All piping should be seamless and designed for 10% over the maximum pressures encountered
in the pipe.
The piping should be flanged for ease of maintenance. However, flange joints kept minimum.
Valves of less than 1.5″ NB size should be forged and valves more than 2” NB size can be of cast
construction.
All lines should be hydraulically tested at 1.5 times the design pressure However, in no case
should the lines be hydraulically tested below 18 kg/cm2(g).
All lines should be suitably supported so as to provide rigidity and avoid vibrations.
All lines less than 1.5″ NB size can be socket welded to matching 3000 lbs. rating fittings. All lines
above 2″ NB size should be butt-welded with full penetration welds.
All bolting should be MS/GI. All MS valves should be fitted with MS bolt.
BODY WORK: –
The rear removable seat shall have box type arrangement to accommodate important equipment’s.
The equipment’s lockers superstructure shall be fabricated in MS Sheet.
Roof and panel will be made of GI/MS padded plate. The roof can be walked-on and is surrounded
with rail guard made of non-corrosion material. The intermediate walls and shelves partially are
made from aluminum padded plate paneled to the structure by of glue without any welding work.
Direct mounting of superstructure onto the chassis frame shall not be done.
The equipment locker superstructure shall be done mounted elastically rubber steel brackets (Met
cones) and on steel sub frame made from Hot Dip Galvanized MS 4” section for better load
distribution of superstructure load. The superstructure shall be bolted with chassis using the high
tensile bolts.
All lockers having adjustable shelf above chassis shall have MS/SS doors of 16 gauges. There
should be provision of keeping equipment’s & tools in the door itself.
All the lockers shall be fitted with internal lighting with suitably located ON/OFF’ switch. A master
switch for isolating the locker lighting circuit shall also be fitted in the driver’s cab.
All the lockers shall have suitable racks with adjustable shelf and with snap coupling belt fasteners
to keep equipment’s like branches, nozzles, dividing & collecting breechings, collecting head etc. in
its place and order.
A “GRAND” / Equivalent standard make battery operated Multi tone hooters & mike system with
amplifier & microphone in the driver cabin & LED flashing light system/ bar with programmable
flash pattern shall be provided. One standard make loud speaker with two tone hooters shall be
mounted on the driver’s cabin roof. Amplifiers and microphone shall be provided in front of officer’s
seat in sealed box. One battery operated siren (high rating & water proof enclosure) shall be
provided.
The vehicle shall be covered from Top with 10 SWG cheered plate having rainwater channel atboth
sides. The openings for equipment’s shall be sealed properly to ensure no water goes inside.
No part of bodywork shall reduce road clearance to not less than 36 cm nor increase the overall width
more than 2.50m. the highest part of the appliance with the ladder monitor mounted on it shall not
reduce the angles of approach & departure below 30 degrees.
CONTROL PANEL: –
Appliance shall have separate control panel for water cum foam operation. The panel for water/
foam system adequately illuminated shall be provided at the rear side of the fire tender. All controls
of the system shall be spaced properly & marked for easy operation. All valves shall be of lever
operated type & shall be made of SS with Teflon seats.
All other controls like electrical siren, PA system shall be provided at the driver’s cabin. All control
panels shall have clearly written operating instruction plate.
FITTINGS & ACCESSORIES: –
The Fire Tender shall be provided with the following accessories in addition to those normally fitted to the
chassis. All the accessories shall be suitably fixed in position or shall be kept in lockers or other suitable
place as on the tender. Electrical fittings shall be flame proof.
PAINTINHG & MARKING: –
The appliance shall be painted in ‘Fire Red’ (two coat) conforming to schedule n536 of IS- 5-2004 and of
0.12 to 0.2 mm thickness, using double coat spray painting. The paint (synthetic enamel paint) shall
conform to IS 2932. Necessary anti-corrosion and priming coat shall be applied before painting in order
to achieve gloss finish. The under chassis shall be painted rust proof black paint.
Also, on either side of the Vehicle (Logo of Purchaser and name) monogram shall be made computerized
& affixed (adhesive HDPE sticker type) in golden yellow Color at suitable places bilingually in Hindi &
English. Font shall be approved by the Purchaser.
The driver’s compartment shall be laminated and the inside of lockers shall be painted cream. Lockers
shall be finished in shadow board painting to show the position of each pieces of equipment.
The chassis and wheel arches shall be painted with antirust primers and final coat of black color or as per
manufacturer’s standard color scheme before dispatch.
Diesel truck shall have Name Plate showing main features: Name, Model Numbers, and Serial No. of unit
and year of manufacture. Plates of truck number should be fixed.
All the piping shall be painted with antirust primers and final coat of Red.
Two coats of anti-corrosion paint and one zinc phosphate priming coat shall be applied before final
painting of Fire tender.
The vehicle shall be clearly and permanently marked with the following, mandatorily on a metal plate
attached in the driver’s cabin and also near pump operating control panels:
Manufacturer’s name or trade mark.
Year of Fabrication.
Pump number & Capacity of Pump in l/min. Capacity of Water tank, Foam tank & vessels.
Engine and chassis number.
All instrument controls shall be identified with name plates
All hoses & valves inlet & outlet shall also be identified by suitable nameplates.
MANUFACTURER’S GUARANTEE: –
The manufacturer shall guarantee the material, workmanship and the performance of the unit for a period of one
year from the date of delivery of fire tenders at the plant site and commissioned. The guarantee shall include all
the inbuilt material, accessories appliances, any mechanical defects, faulty
workmanship or operational defects found during this period shall be rectified/replaced by the Vendor
without any extra cost.
ACCEPTANCE TESTS: –
Following test shall be carried out before accepting the vehicle at manufacturer’s works to the complete
satisfaction of owner’s inspector without any extra cost. The design of the Tender shall be such that it will
not affect the chassis characteristics as specified by the chassis manufacture such as speed, turning circle,
acceleration, breaking efficiency with appliance fully loaded, etc.
The monitor and hand lines, separately and in combination as mentioned earlier shall be tested for
delivering foam at their rated capacity and horizontal range.
Water tank shall be tested for leakage after fabrication before applying any paint. The tanks shall be kept
full with water and shall be observed for 24 hours for any leakage.
INSPECTION: –
Owner or its authorized agency/person shall have access at all times to vendor’s works where the appliance
and its accessories are being fabricated. Vendor shall arrange all the facilities to carry such inspection & testing
as decided by the Purchaser.
Fire Fighting Tenders
At S.R Industry, we offer a wide range of firefighting tenders engineered for reliability, power, and performance. Our vehicles are equipped with modern technology and are designed to meet the rigorous demands of firefighting and rescue operations in both urban and remote settings.
Types of Fire Fighting VehiclesPumpers/Engines – Core firefighting vehicles with onboard pumps and water tanks.
Ladders/Aerials – Extendable ladders or platforms for high-rise rescue and suppression.
Tankers – High-capacity water carriers for areas lacking hydrants.
Rescue Vehicles – Designed for emergency medical services and extrication.
Specialized Units – Includes foam tenders, hazmat units, and brush trucks for unique emergencies.
