Construction work of C.C. Road and drain cover Various Places of Mau District under Infrastructure Fund.

Earth work in excavation by mechanical means (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-in charge. 2.6.1 All kinds of soil ( D.S.R 2.6.1)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources) (D.S.R. 4.1.8)

Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam (Plant Mix Method) specification including premixing the material with water at OMC in mechanical mix plant carriage of mixed material by tipper to site, laying in uniform layers with paver in sub base/base course on well prepared surface and compacting with vibratory roller to achieve the desired density (MORT&H S.I. No. 406) (AR )

Brick work with common burnt clay (non modular) bricks of class designation 150 in foundation and plinth in:Cement mortar 1:6 (1 cement : 6 coarse sand) (D.S.R. 6.1.2) AR

15 mm cement plaster on rough side of single or half brick wall finished with a floating coat of neat cement of mix 1:4 (1 cement: 4 coarse sand) (D.S.R. 13.8.2)

Separation membrane of impreamble plastic sheeting 125 micron thick (D.S.R. 0323)

Providing and filling in position rubberized bitumen hot sealing compound for sealing of expansion joints in roads / pavements all complete as per direction of the Engineer-in-Charge. (D.S.R. 16.46.1)

Extra for providing and mixing hardening compound of approved quality as per manufacturer’s specification in cement concrete. (D.S.R. 16.44)

Providing and laying design mix cement concrete of M-30 grade, in roads/ taxi tracks/ runways, using cement content as per design mix, using coarse sand and graded stone aggregate of 20 mm nominal size in appropriate proportions as per approved & specified design criteria, providing dowel bars with sleeve/ tie bars wherever required, laying at site, spreading and compacting mechanically by using needle and surface vibrators, levelling to required slope/ camber, finishing with required texture, including steel form work with sturdy M.S. channel sections, curing, making provision for contraction/ expansion, construction & longitudinal joints (10 mm wide x 50 mm deep) by groove cutting machine, providing and filling joints with approved joint filler and sealants, complete all as per direction of Engineerin-charge (Item of joint fillers, sealants, dowel bars with sleeve/ tie bars to be paid separately). Note:- Cement content considered in M-30 is @ 340 kg/cum. Excess/ less cement used as per design mix is payable/ recoverable separately. Cement concrete prepared with batch mixing machine (D.S.R. 16.43.1)