REPAIR OF RAMPS OF EXISTING BRIDGES OF KOTLA MINOR

Amount

Providing and laying 80 mm thick factory made cement concrete interlocking Paving blocks of M40 grade manufactured by block making machine equipped with steel mould clamped to a strong vibratory table with hydraulic pressure for compaction of concrete as per IRC SP 63 -2014 and of approved size and design / shape laid in Ordinary Grey Colour and pattern over and including 40 mm thick compacted bed of coarse sand, filling the joints with fine sand etc, all complete as per directions of Engineer-inCharge

Cement concrete 1:4:8 With stone aggregate 40mm gauge mixing by mechanical means using concrete mixer volumetric type

Cement concrete 1:2:4 With stone ballast or shingle mixing by mechanical means using concrete mixer volumetric type

First class burnt brick work laid in cement sand mortar 1:4 in foundation & plinth level

Supplying and fixing of single mould twin shank reflective road studs made out of poly carbonate/ABS moulded body and reflective panels with micro prismatic lens or Glass Beeds capable of providing total internal reflection of the light entering the lens face with retro reflectance and chromaticity values shall be as given in the detailed specifications and the product shall conform to ASTM D4280.The marker shall withstand flexural strength of 909 kgf force in accordance with ASTM D4280. Marker lenses shall be moulded of Polycarbonate or methyl methecrylate conforming to ASTM D788. The supplier shall provide a 2 years warranty for satisfactory field performance as per clause 804.7.3 of MORT&H 5th revision specifications.

Earthwork excavation in foundations trenches extra in all kinds of soil where pick jumper work is not involved and not exceeding 2.0 meters depth including dressing of bottom and sides of trenches, stacking the excavated soil clear from the edge of excavation and subsequent filling around masonry in 15 cm, layers with compaction including disposal of all surplus soil as directed within lead of 30 meters.

Excavation of soil using hydraulic exavator and hydraulic tractor trolly including cutting and loading in trolly and transporting to the embankments locations with all location with all lifts and leads

Extra for laying earth/fly ash as per specifications in 20 cm layers and dressing,but excluding cost of rolling

Extra for watering the earth/fly ash laid in 20 cm layers as per specifications for compaction

Extra for rolling to specifications.

Granular Sub-Base (Table 400-1) Construction of granular sub-base by providing material as per grading-III ( Table 400-I of MORT&H 5th revision), mixing in a mechanical mix plant at OMC, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per technical clause 401 of MORT&H specifications

Bamrah Infrastructure Pvt Ltd (BID ID -650827)

Sh. Jaspal Singh Contractor (BID ID -650588)

S.S. ENGINEERS AND CONTRACTORS (BID ID -650883)