Construction of major bridge in place of causeway on Lilapur - Igrodi - Savlana road Km. 10/2 to 10/4 (O.D.R), Dist.: Surendranagar.

Name of Work :Construction of major bridge in place of causeway on Lilapur - Igrodi - Savlana road Km. 10/2 to 10/4 (O.D.R), Dist.:

\ MATERIAL TEST SCHEDULE

Sr. No. Description of Total quantity as Material to be Name of laboratory test Frequency of tests Remarks

Item per tender tested

1 All cement works 2919.78 Ordinary 1) Initial setting time & 1 test / 50 M.T. Sampling

M.T. Portland final setting time or change of collection

Cement 2) Compressive strength Manufacture. (15 Kg) per

3) Fineness one samp.

4) Consistency i.e. 2% of a

5) Chemical Analysis consignment

6) Soundness upto 50 MT

7) Specific Gravity. 2/100 M.T.

2 All concrete work Sand As required 1) Specific gravity 2 - Test per 2 No. of more

and Sand layer during execution 2) Alkali reactivity season or change as required.

of work 3) Petrogrorac examin. of river.

5) Slit content

3 All concrete work Crushed As required 1) Gradation 1 sample / 150 cum

Stone agg. during execution 2) Water absorption or 2 samples/

of work 3) Impact value season each

4) Abrassion Value source.

5) Soundness test.

4 Water Water Water for all 1) Potability One sample for each source If consignment

concrete work 2) Salinity of supply specified in

and Masonary 3) Chemical Analysis minimum one

works test for less

Sr. No. Description of Total quantity as Material to be Name of laboratory test Frequency of tests Remarks

Item per tender tested

5 Steel for concrete 739.00 T.M.T. Brs 1) Bend (IS-1599- 1 in 20 MT 1 Nos. If consignment

work M.T. 1960) 1 in 40 MT 1 Nos. specified in

2) Tensile Yield 1 in 20 MT 1 Nos. minimum one

Elongation (IS-1968- 1 in 20 MT 1 Nos. test/consignme

1972) for Each Category of nt for less

3) Rebend (IS 1786- Steel. quantity.

TESTS AT PLANT SITE & WORK SITE

6 GSB Grade -VI 410.00 B.T. Crushed a] Aggregate Impact upto 100 cum 1-test

Cu.Mt. Metal Value.

GSB Grade -II 261.00 b] Flakiness Index 101 to 500 cum. 3-test

GSB Grade -I 177.00 c] Water Absorption 501 to 1500 cum. 5-test

d] Gradation 1501 to 5000 cum. 7-test

e] Stripping Value

Sr. No. Description of Total quantity as Material to be Name of laboratory test Frequency of tests Remarks

Item per tender tested

Acceptable grade of concrete and consumption of cement for the same.

Concrete Compressive strength of 15 Cm * Cement level as per

Grade cubes in Kg./cmt at 28 days conducted circular in Kg/Cum

Preliminary Test Work Test min.

All concrete work shall be

carried out with Ready Mix

Concrete of required Grade

M-400 440.00 Kg/ Cum

1) Tests as may be directed by Engineer-in-charge irrespective of provisions shown above shall habe to be got conducted.

2) The testing charges to be paid to GERI shall be born by the Govt. and 1% of Estimated amount will be recovered from the bills of contractor

towards testing charges.

3) In items of BUSG, B.M. and S.D.B.C. where there is change in bitumenous content for mixing as per actual mix

Design, the difference of Asphalt consumption shall be Recovered to the contractor at tendered rate of original items as

the per the Star Rate.

4) RCC item where there is changing of grade mix or change as per actual mix design the different of cement consumption

shall be deducted from the rate of original item of the rate of Str rate maintioned in the tender

Signature of contractor Deputy Executive Engineer Executive Engineer

R & B Sub Division No. 2 R & B Division

Surendranagar Surendranagar