CONSTR OF RD STRETCH OF 600 MTR (W5.5 MTR) AT RAMPURA RG AT FAZILKA MIL STN UNDER GE ABOHAR

Surface excavation not exceeding 30 cm deep and averaging 18 cm deep and getting out in soft/loose soil including cutting of grass, roots, bushes if any and all grass/roots removing from site complete all as specified and as directed.

Rolling consolidation formation surfaces in cutting and filling by exc 8 tonne and not exc 12 tonne power roller complete all as specified and as directed.

Material and labour for Laying and compacting of granular sub base (GSB) as filter-cum-drainage layer, 150mm thick (compacted thickness) by providing grading V material as per Table 400-1 of MORTH specifications for Road and Bridge (Fifth revision published by IRC, 2013 Edition), mixing in a mechanical mix plant at optimum moisture content, carriage of mixed material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller of capacity 8 to 10 tonne to achieve the desired density complete all as specified and as directed.

Material and labour for laying and compacting 150 mm thick (compacted thickness) Wet Mix Macadam (WMM) laid in two layers of 75 mm each, grading as per table 400-13 of MORTH specifications for Road and Bridge works 2013 manufactured in WMM plant material comprising of clean, crushed, graded aggregate and granular material premixed with wate to a dense mass, spreading with sensor paver and rolling with vibratory roller of capacity 80-100 KN static weight and consolidating to required gradien and camber complete all as specified and as directed. Note :- Each layer shall be rolled and compacted separately.

Material & labour for Preparing surfaces of WMM by brushing with wire brushes for removing caked mud etc, sweeping with brooms & finally fanning the cleaned surfaces with air pressure to remove all loose dirt etc. complete all as specified and as directed.

Material and labour for applying evenly a prime coat of cationic bitumen emulsion SS1 conforming to IS. 8887 @ 7-10 kg/10 Sqm on surfaces of WMM as specified in Table 500-3 of MORTH specifications for road and bridge works 2013, using mechanical sprayer, complete all as specified and as directed.

Material & labour for providing and laying Dense bituminous macadam of compacted thickness 75mm or less, using paving bitumen binder of grade VG-30 @ and binder content of 4% by weight of total mix with mixing of aggregates and VG-30 bitumen in electronic operated 100-120 TPH batch type Hot mix plant, transporting the hot mix from HMP to work site by tippers and laying with hydrostatic sensor paver, rolle d and compacted to required gradient and camber with smooth wheeled, vibratory and tandem roller, complete all as per clause 505 MORTH (5th revision) specification and as directed. Note :- (i) The contractor shall quote the rate against item considering 4% VG-30 bitumen content, Job mix formula as per clause No. 505.3.3 of MORTH (5th revision) for BM shall be worked out from any Govt Lab/Govt Engg college/CTL for obtaining optimum binder content (OBC) by the contractor and same shall be submitted for approval of Accepting Officer through GE before execution. The cost thereof shall be deemed to be included in quoted unit rate. Any variation in binder content on minus side shall be adjusted 50/kg of binder and NO adjustment shall be made on plus side. (ii) The BM shall be covered with top layer/wearing course within a maximum of 48 hours. If there is to be any delay by the contractor, course shall be covered by seal coat to the requirement of clause 512 of MORTH (5th revision) before opening to the traffic. The seal coat in such cases shall be considered incidental to the work and shall not be paid for separately. (iii) Paver shall not be compulsory in case of patch work using BM. (iv) Payment shall be made after conducting bitumen extraction test after laying every 500 units and cost is deemed to be included in the quoted rates. For any variation in bitumen contents the re-testing to be got done by contractor at without any extra cost. (v) Repair to pot holes shall be carried out as directed by Engineer-in-charge under this item and not measured separately, cost is deemed to be included in the quoted rates.

Material & labour for Preparing surfaces of DBM/bituminous surfaces with air pressure to remove all loose dirt etc. from DBM and existing black top surface complete all as specified and as directed.

Material & labour for applying evenly a tack coat of cationic bitumen emulsion (RS-1) conforming to IS. 8887 @ 2 to 3 kg/10 sqm on DBM/bituminous surfaces as specified in Table 500-5 of MORTH specifications for road and bridge works 2013, using mechanical sprayer, complete all as specified and as directed.

Material & labour for laying Premix bituminous concrete 40mm consolidated thickness with 5.4% paving bitumen binder of grade VG-30, content by weight of total mix and crushed aggregates of grading 2 with mixing of aggregates and VG-30 bitumen in electronic operated 100-120 TPH batch type Hot mix plant, transporting the hot mix from HMP to work site by tippers and laying with hydrostatic sensor paver, rolled and compacted to required gradient and camber with smooth wheeled, vibratory and tandem roller, complete all as per clause 507 MORTH (5th revision) specification and as directed. Note: (i) The contractor shall quote the rate against item considering 5.4% VG-30 bitumen content, Job mix formula as per clause No. 505.3.3 of MORTH (5th revision) for BC shall be worked out from any Govt Lab/Govt Engg college/CTL for obtaining optimum binder content (OBC) by the contractor and same shall be submit for approval of Accepting Officer through GE before execution. The cost thereof shall be deemed to be included in quoted unit rate. Any variation in binder content on minus side shall be adjusted @ Rs 50/kg of binder and NO adjustment shall be made on plus side. (ii) Cost of filler i.e. cement (OPC) is deemed to be included in quoted unit rate. (iii) After spreading of mix as as per clause 507.4.7 MORTH (5th revision) entire surface during the operation shall be rolled with road roller 8-10 tonne (smooth wheeled) followed with vibratory road roller of 8-10 tonne static weight, followed by finished rolling 6 to 8 tonne smooth wheel tendom roller as per clause No 507.4.8 MORTH (5th revision) and cost of the same is deemed to be included in quoted rates. (iv) Payment shall be made after conducting bitumen extraction test after laying every 500 units and cost is deemed to be included in the quoted rates. For any variation in bitumen contents the re-testing to be got done by contractor at without any extra cost. (v) Top of road surface shall be broomed on next day after completion of rolling and cost of the same is deemed to be included in quoted rates.