CONSTRUCTION OF PAVING FOR WEIGHBRIDGE AREA AND MISCELLANEOUS CIVIL WORKS AT STORE AND OFFICE AT NTPC SOLAPUR STPP

“Salient Technical Features of the equipment / systems / services covered in NIT No. / Bid Invitation no.: 40037841 dated: 01.05.2015 is mentioned below. These Salient Technical Features are mentioned only to facilitate the prospective bidders to prima-facie understand the requirements under the tender and shall not in any way limit or alter the Scope of work and technical features / specification of equipment / systems / services covered in the Bidding Documents. Detailed provisions in regard of scope of work and technical features / specification of equipment / systems / services, contained in the Bidding Documents shall be final and bidding”.

SALIENT TECHNICAL FEATURES

A) Brief Scope of Work

The scope of work includes the Civil & Structural works for Construction of paving for weighbridge area and miscellaneous civil works at stores & office area at Solapur STPP as per the detailed plan shown in tender drawings and Technical Specifications.

All work shall be performed in accordance with tender drawings, technical specifications, schedule of items, other tender documents, and directions of the Engineer-In-Charge. Item / items of work though specified in the schedule of item but for which detailed specifications are not given in the technical specifications, shall be performed as per the CPWD, IRC Specifications and best available industry practice.

The work shall generally involve Earth work in excavation, filling of excavated soil, P.C.C work, R.C.C work, Brick Work, W.B.M, RCC Paving, laying of cement concrete interlocking paver blocks, plastering work, preparation and laying of precast reinforced cement covers for drains and culverts and laying of R.C.C pipes, structural steel work, roof sheeting etc complete in all respect as per Technical Specifications, Tender Drawings and instructions of the Engineer.

B) Other Technical Features

1. Reinforced Cement Concrete In Paving :- This Involves RCC of Nominal mix ratio 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size) & finished with screed board vibrator , vacuum dewatering process and finally finished by floating, brooming with wire brush etc. complete as per specification & directed by Engineer in charge.

2. Precast RCC work: - This works involves laying of precast RCC (1:2:4) cover over drain and similar works.

3. Brickwork: - This works involves brickwork of class designation 75 in foundation and plinth in Cement mortar 1:6 for drain and similar type/ miscellaneous works.

4. W.B.M:- This works involves supplying & laying of WBM layers (Grade-I - 90-45mm, Grade-II - 63-45mm & Grade-III - 53-22.5mm) over area as shown in drawing for drain and similar works.

5. Structural Steel Work:- This involves Structural Steel work riveted, bolted or welded in built-up sections trusses and framed work including cutting hoisting fixing in position etc complete as per specification & directed by Engineer in charge. (Prefabricated built-up structural steel sections will be issued by NTPC free of cost for Columns only.)

6. Expansion Joints:- supplying & laying of 12 mm thick bitumen impregnated fibre board at Expansion joints in RCC paving as required/ as shown in drawing and as directed by Engineer-in-charge.