Repair, rehabilitation and retrofitting of distressed reinforced concrete structures of Classroom Complex Building at SVNIT Campus, Surat

Bill of Quantity

Sr. No. DSR Description Unit Quantity Rate Amount

Sub-Head-A Civil and Misc. Works

Sub Head: Eart Work

1 2.6 Earth work in excavation by mechanical means cum 1080.00 177.50 ₹1,91,700.00

(Hydraulic excavator)/ manual means over areas

(exceeding 30 cm in depth, 1.5 m in width as well as 10

sqm on plan) including getting out and disposal of

excavated earth lead upto 50 m and lift upto 1.5 m, as

directed by Engineer- incharge.

1.1 2.6.1 All kinds of soil

2 2.25 Filling available excavated earth (excluding rock) in cum 989.00 196.00 ₹1,93,844.00

trenches, plinth, sides of foundations etc. in layers not

exceeding 20cm in depth, consolidating each deposited

layer by ramming and watering, lead up to 50 m and lift

Sub Head: Concrete Work

3 4.1 Providing and laying in position cement concrete of

specified grade excluding the cost of centering and

shuttering - All work up to plinth level :

3.1 4.1.8 1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from cum 36.00 6812.00 ₹2,45,232.00

natural sources : 8 graded stone aggregate 40 mm

nominal size derived from natural sources)

Sub Head: Reinforced Cement Concrete Work

4 5.9 Centering and shuttering including strutting, propping etc.

and removal of form for

4.1 5.9.3 Suspended floors, roofs, landings, balconies and access Sqm 4770.00 927.25 ₹44,22,982.50

4.2 5.9.5 Lintels, beams, plinth beams, girders, bressumers and Sqm 8605.00 736.40 ₹63,36,722.00

4.3 5.9.6 Columns, Pillars, Piers, Abutments, Posts and Struts Sqm 7468.00 961.30 ₹71,78,988.40

5 5.22A Steel reinforcement for R.C.C. work including

straightening, cutting, bending, placing in position and

binding all complete below/above plinth level.

5.1 5.22A.6 Thermo-Mechanically Treated bars of grade Fe-500D . Kg 65000.00 107.85 ₹70,10,250.00

6 5.33 Providing and laying in position ready mixed or site

batched design mix cement concrete for reinforced

cement concrete work; using coarse aggregate and fine

aggregate derived from natural sources, Portland

Pozzolana / Ordinary Portland /Portland Slag cement,

admixtures in recommended proportions as per IS: 9103

to accelerate / retard setting of concrete, to improve

durability and workability without impairing strength;

including pumping of concrete to site of laying, curing,

carriage for all leads; but excluding the cost of centering,

shuttering, finishing and reinforcement as per direction of

the engineer-in-charge; for the following grades of

Note: Extra cement up to 10% of the minimum

specified cement content in design mix shall be

payable separately. In case the cement content in

design mix is more than 110% of the specified

minimum cement content, the contractor shall have

discretion to either re-design the mix or bear the

cost of extra cement.

6.1 5.33.1 All works upto plinth level

6.1.1 5.33.1.2 Concrete of M30 grade with minimum cement content of cum 55.00 9655.70 ₹5,31,063.50

6.2 5.33.2 All works above plinth level upto floor V level

6.2.1 5.33.2.2 Concrete of M30 grade with minimum cement content of cum 937.00 10011.35 ₹93,80,634.95

Sub Head: Brickwork

7 6.4 Brick work with common burnt clay F.P.S. (non modular)

bricks of class designation 7.5 in superstructure above

plinth level up to floor V level in all shapes and sizes in :

7.1 6.4.1 Cement mortar 1:4 (1 cement : 4 coarse sand) cum 50.00 9344.35 ₹4,67,217.50

8 6.5 Extra for brick work / AAC block masonry / Tile brick cum 50.00 169.45 ₹8,472.50

masonry in superstructure above floor V level, for each

four floors or part thereof by mechanical means.

9 6.47 Providing and laying autoclaved aerated cement blocks cum 50.00 8333.65 ₹4,16,682.50

masonry with 150mm /200mm / 230mm /300 mm thick

with Grade-I AAC blocks of density 551 to 650 kg/cum

confirming to IS:2185 (part 3) in super structure above

plinth level up to floor V level with RCC band at sill level

and lintel level with approved block laying polymer

modified adhesive mortar all complete as per direction of

Engineer-in-Charge. (The payment of RCC band and

reinforcement shall be made for seperately).

Digitally signed by AVDHESH

Sr. No. DSR Description Unit Quantity Rate Amount

Sub Head: Finishing Work

10 13.4 12 mm cement plaster of mix :

Sub Head: Dismantling and Demolishing Work

11 15.3 Demolishing R.C.C. work manually/ by mechanical cum 771.00 3551.25 ₹27,38,013.75

means including stacking of steel bars and disposal of

unserviceable material within 50 metres lead as per

direction of Engineer - in- charge.

12 15.23 Dismantling tile work in floors and roofs laid in cement

mortar including stacking material within 50 metres lead.

12.1 15.23.2 For thickness of tiles above 25 mm and up to 40 mm Sqm 4775.00 113.35 ₹5,41,246.25

13 15.7 Demolishing brick work manually/ by mechanical means

including stacking of serviceable material and disposal of

unserviceable material within 50 metres lead as per

direction of Engineer-in-charge.

14 15.56 Dismantling old plaster or skirting raking out joints and Sqm 23195.00 54.65 ₹12,67,606.75

cleaning the surface for plaster including disposal of

rubbish to the dumping ground within 50 metres lead.

15 15.57 Dismantling aluminium/ Gypsum partitions, doors, Sqm 2350.20 56.35 ₹1,32,433.77

windows, fixed glazing and false ceiling including disposal

of unserviceable material and stacking of serviceable

material with in 50 meters lead as directed by Engineer-

in-charge. (For façade)

Sub Head : Water Proofing

16 22.5 Providing and laying water proofing treatment in sunken Sqm 800.00 617.05 ₹4,93,640.00

portion of WCs, bathroom etc., by applying cement slurry

mixed with water proofing cement compound consisting

(a) First layer of slurry of cement @ 0.488 kg/sqm mixed

with water proofing cement compound @ 0.253 kg/ sqm.

This layer will be allowed to air cure for 4 hours.

(b) Second layer of slurry of cement @ 0.242 kg/sqm

mixed with water proofing cement compound @ 0.126

kg/sqm. This layer will be allowed to air cure for 4 hours

followed with water curing for 48 hours.

The rate includes preparation of surface, treatment and

sealing of all joints, corners, junctions

of pipes and masonry with polymer mixed slurry.

17 14.87 Providing and laying in situ five course water proofing Sqm 1606.00 532.05 ₹8,54,472.30

treatment with APP (Atactic Polypropylene) modified

Polymeric memberane over roof consisting of first coat

of bitumen primer @ 0.40 litre per sqm, 2nd & 4th

courses of bonding material @ 1.20 kg/sqm, which shall

consist of blown type bitumen of grade 85/25 conforming

to IS : 702, 3rd layer of roofing membrane APP modified

Polymeric membrane 2.0 mm thick of 3.00 Kg/ sqm

weight consisting of five layers prefabricated with centre

core as 100 micron HMHDPE film sandwiched on both

sides with polymeric mix and the polymeric mix is

protected on both side with 20 micron HMHDPE film. 5th,

the top most layer shall be finished with brick tiles of

class designation 10 grouted with cement mortar 1:3 (1

cement : 3 fine sand) mixed with 2% integral water

proofing compound by weight of cement over a 12 mm

layer of cement mortar 1:3 (1 cement : 3 fine sand) and

finished neat (item of laying brick tiles shall be paid for

Sub Head : New Technologies and Materials

18 26.28 Chipping of unsound/weak concrete material from slabs,

beams, columns etc. with manual Chisel and/ or by

standard power driven percussion type or of approved

make including tapering of all edges, making square

shoulders of cavities including cleaning the exposed

concrete surface and reinforcement with wire brushes

etc. and disposal of debris for all lead and lifts all

complete as per direction of Engineer-In-Charge

18.1 26.28.1 Upto 75mm average thickness Sqm 435.00 378.00 ₹1,64,430.00

18.2 26.28.2 Upto 50mm average thickness Sqm 23100.00 256.35 ₹59,21,685.00

Digitally signed by AVDHESH

Sr. No. DSR Description Unit Quantity Rate Amount

19 26.29 Cleaning of reinforcement from rust from the reinforcing

bars to give it a total rust free steel surface by using

alkaline chemical rust converter of approved make with

paint brush and removing loose particles after 24 hours

of its application with wire brush, as per manufacturer's

recommendations & all complete as per direction of

Engineer-In-Charge.

19.2 26.29.2 Bars above 12 mm diameter metre 73500.00 16.45 ₹12,09,075.00

20 26.31 Providing, mixing and applying bonding coat of approved

adhesive on chipped portion of RCC as per specifications

and direction of Engineer-In-charge complete in all

20.1 26.31.1 SBR Polymer (@10% of cement weight) modified Sqm 15000.00 141.20 ₹21,18,000.00

cementitious bond coat @ 2.2 kg cement per sqm of

surface area mixed with specified proportion of approved

21 26.35 Providing and injecting approved grout in proportion

recommended by the manufacturer into cracks/honey-

comb area of concrete/masonry by suitable gun/pump at

required pressure including cutting of nipples after curing

etc. complete as per directions of Engineer-in Charge.

(The payment shall be made on the basis of actual

weight of approved grout injected.)

21.1 26.35.1 Stirrer mixed Acrylic Polymer of approved make @ 2% Sqm 15000.00 119.30 ₹17,89,500.00

of weight of cement used) modified Cement slurry made

with non shrink compound in concrete/RCC work

Total Sub Head:- Sub-Head-(A) Civil and Misc. Works ₹5,83,44,453.67

Modified Estimated Cost using correction factor on DSR 2023 on account of [email protected] ₹5,67,69,153.42

Sub-Head (B) = Repair, Retrofitting and Strengthning works

22 NDSR Providing and applying Two component, low solvent, zinc Sqm 23000.00 225.00 ₹51,75,000.00

rich epoxy resin based Anticorrosive Treatment of

reinforcements in coats with time interval of minimum 4

hours between each coat of the specified approved

makes . The application shall be done by brush or spray

as per Manufactureres recommendation, complete. The

rates are inclusive of all materials, labor, machinery,

equipment, tools, tackles etc., all complete. Mode of

measurement will be per sqmt of the exposed

reinforcement area of concrete.

23 NDSR Embeded Sacrificial galvanic Anode (Capsule): Providing Nos. 100.00 800.00 ₹80,000.00

& fixing Galvanic Sacrificial anodes in compliance with

ASTM B 418 Type II in RCC elements after tying them to

the existing clean rebar with the specially attached wires

to it in a grid fashion to achieve corrosion potential more

negative than rebar. The sacrificial anode shall have zinc

mass of at least 80 grams encased in conductive mortar.

The anodes shall be soaked in water for about 30

minutes before installation. Work to be executed

complete as per manufacturer specification and the

project consultants.

24 NDSR Application of shrinkage compensated self compacting cum 50.00 60000.00 ₹30,00,000.00

ultra-high performance concrete for Making up lost

section of concrete for thickness as per structural

drawings, after the application of bonding agents,

followed by water curing/ chemical curing for at least 7

days. The rates are inclusive of all materials, labor,

machinery, equipment, tools, tackles, etc., all

complete.The concrete shall be free flow, Self

compacting & should not require any vibratory

compaction.Payment shall be made on the basis of

consumed dry material of concrete and payment for

bonding agents will be done through separate BOQ item.

Digitally signed by AVDHESH

Sr. No. DSR Description Unit Quantity Rate Amount

25 NDSR Application of shrinkage compensated self compacting cum 1250.00 12000.00 ₹1,50,00,000.00

high performance concrete of minimum M-40 grade for

Making up lost section of concrete for thickness as per

structural drawings, after the application of bonding

agents, followed by water curing/ chemical curing for at

least 7 days. The rates are inclusive of all materials,

labor, machinery, equipment, tools, tackles, etc., all

complete.The concrete shall be free flow, Self

compacting & should not require any vibratory

compaction.Payment shall be made on the basis of

consumed dry material of concrete and payment for

bonding agents will be done through separate BOQ item.

26 NDSR Application of POLYMER MODIFIED repair mortar of M30 Sqm 7000.00 1009.56 ₹70,66,920.00

grade or higher of approved make for Making up lost

section of concrete after the application of bonding

agents (Bond coat) for thickness upto 30mm thickness in

2 layers . It would be followed by water/chemical curing

for at least 7 days. The rates are inclusive of all

materials, labor, machinery, equipment, tools, tackles,

etc., all complete. Payment shall be made on the basis of

surface area of PMM. The payment for bonding

agents/coat will be done through separate BOQ item.

27 NDSR Stainless steel (SS) reinforcement bars for R.C.C. work

including straightening, cutting, bending, placing in

position and binding all complete below/above plinth

High Strength deformed Stainless Steel bars of SS-550 Kg 150000.00 156.06 ₹2,34,09,000.00

grade as per IS 16651:2017

28 NDSR Providing and Injecting non-shrink cement grout with Nos. 23000.00 250.00 ₹57,50,000.00

OPC cement slurry (with slurry mix would have around

16-18 liter water and 500 ml of EPKO KP 200 or

equivalent corrosion inhibitor and CEBAX 100 or

equivalent non-shrink compound dose as per

manufacturer per Bag of 50Kg of Cement) at pressure

upto 4 Kg / Sq cm. Grouting to be done till the nozzle

refuses to accept the grout. Measurement shall be done

for nozzle points.

The rate includes the cost of nozzle and its fixing

grout material etc. complete.

29 NDSR Providing and Injecting super low viscous epoxy grout of Nos. 700.00 550.00 ₹3,85,000.00

approved make with pressure through NRV nozzles.

Pressure shall be upto 8Kg / Sq cm. Grouting to be done

in cracks till the nozzle refuses to accept the grout, as

per specifications. Measurement shall be done for nozzle

NOTE: The rate includes the nozzle & its fixing,

grout material also.

30 NDSR For Shear Connector/Ties/Stirrups: Supply and fixing

of shear connectors/ties/stirrups using rebars of

designated dia for column/beam/Shear walls etc at

designed embedement length wherever required ,

including power drilling, cleaning of holes, then rebars

should be inserted in holes that should be filled with FIS

V Plus of Fischer or equivalent, a hybrid rebarring

chemical with ETA approval, DIBt, approved for diameter

range from 8 mm to 28mm reinforcement bar as per

manufacturer's specification as per the direction of Engg

In-charge. Drilling of hole should be done upto provided

embedment depth as per the design from manufacturer

approved by EnC, followed by cleaning with blow pump,

wire brush and blow pump for 4 times, complete as per

the manufacturer's methodology. The chemical shall

have tested service life of 50years as per ETA. Cost of

providing, cutting, bending of rebar shall be paid

separately as per approved item.

Digitally signed by AVDHESH

Sr. No. DSR Description Unit Quantity Rate Amount

31 NDSR Rebar For Main Reinforcement: Supply and fixing of

main reinforcement using rebars of designated dia for

column/beam/Shear walls/Foundations at designed

embedement length wherever required , including power

drilling, cleaning of holes, then rebars should be inserted

in holes that should be filled with FIS EM Plus of Fischer

or equivalent, a heavy duty pure epoxy based rebarring

chemical with ETA approval, DIBt, approved for diameter

range from 8 mm to 40 mm reinforcement bar as per

manufacturer's specification as per the direction of Engg

In-charge. Drilling of hole should be done upto provided

embedment depth as per the design from manufacturer

approved by EnC, followed by cleaning with blow pump,

wire brush and blow pump for 4 times, complete as per

the manufacturer's methodology. The chemical shall be

approved for diamond-drilled and water-filled drill holes

as well as seismic applications in performance categories

C1, C2 for rebar connections. Product shall have test

certificate for 120years of service life & shall have ETA

complying to EAD 332402-00-0601-v01. Cost of

providing, cutting, bending of rebar shall be paid

separately as per approved item.

32 NDSR Cutting suitable holes/cores in reinforced cement

concrete with core cutting machine to a depth of upto

200mm in RCC slabs. (All complete as per direction of

Engineer-In-Charge.)

33 NDSR Supplying and applying pre tested and approved acrylic Sqm 21000.00 50.00 ₹10,50,000.00

based concrete curing compound Concure ab or

euivalent to concrete/ masonry surface, all as per

manufacturer's specification and direction of Engineer-in-

34 NDSR Providing and applying plasto-elastic coating based on Sqm 2000.00 250.00 ₹5,00,000.00

UV-curing acrylic dispersion with excellent crack-bridging

& anti-carbonation.

Properties:- The coating must be acrylic copolymer

based with density of ~1.4 kg/l at +27°C & solid content

of ~70 %. The coating must exhibit CO2 diffusion

resistance > 50m and water vapour diffusion resistance

< 5m for thickness of 200 microns. The coating should

have following minimum system properties: Elongation at

break > 200 % according to ASTM D 412; Crack Bridging

Ability 3.2 mm at according to ASTM C 1305; Adhesion

Strength > 1.5 N/mm2 according to ASTM D 4541; no

discoluration after 400 hours of UV exposure and

negligible chloride ion penetration when applied to

concrete substrates. The surface should be primed with

acrylic based Sikagard-552 IN Primer W having the

density of ~1.02 kg/l at +27°C. The supplier must have

their own manufacturing facility, should not be private

label product or sourced from third party. The

manufacturer must be an ISO 9001 & 14001 certified and

valid certificates must be produced as proof

Total Sub Head (B)= Repair, Retrofitting and Strengthning works ₹7,99,43,800.00

Digitally signed by AVDHESH