CA NO CWE/PAT/T-55/2021-22 SPECIAL REPAIRS TO ROADS IN MIL STN SANGRUR UNDER GE SOUTH PATIALA

Amount

Repairs to pot holes any depth not exc 1Sqm each including sweeping free from dust and mud or water,scoring sunken surfaces in roads ,path,etc. cuting around edges to at least 25 mm in depth, making good by applying tack coat @5 kg per 10 sqm putting in premix bituminous macadam well rammed (including supply of premixed macadam , binder and chippings) depth of pothole exc 30mm all as directed.

M&L Machine pressed rubber moulded ISI marked precast cement concrete interlocking paver block any shape and size with grey cement and no pigment confirming to IS-15658-2006 of 60mm thickness M-35 Grade including filling of interstices with fine sand over including 25mm thick layer of sand cushion including earth work, if any required at site complete all as specified and as directed.

M/L preparing existing black top surface by brushing with wire brushed for removing caked mud etc sweeping with brooms and finally fanning to cleaned surface with gunny bags to remove all loose dirt etc from black top surface , Applying evenly a tack coat with bitumen grade VG-10 @ 5.0 Kg per Ten Sqm complete all as specified and as directed.

M&L for 2.5 mm thick road marking thermo plastic reflective paint to be carried out mechanically with hot application of material (painting material @ 5 Kg / Sqm) and glass beads @ 250 gm/Sqm confirming to CI No 803.4 of M0RTH in strips of 100/150 mm width on road surfaces complete all as specified and as directed.

M&L for factory made rubber moulded pre-cast cement concrete type B1 1:2:4 (20 mm graded aggregate) in Kerb stones with plain fair faces, including chamfers, weatherings, throating etc. and setting in cement mortar 1:4 with joints to match including embedding in the ground to depths indicated and tamping ground around and also for removing any surplus spoil to a distance n. exc. 50 mtrs complete all as specified and as directed..

Providing and laying Premix Bituminous macadam of consolidated thickness n. exc. 75mm, 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 operated100-120 TPH batch type hot mix plant, transporting the hot mix from HMP to work site by tippers and laying with hydrostatic paver finisher (Paver shall not be compulsory in case of patch work using B.M.) and as per approved mix and rolled & compacted to required camber and gradient with 8 to 12 tonne smooth wheeled, vibratory and tandem roller, complete all as per Clause 504 MoRTH (5th Rev) specification and as specified and directed. NOTES : 1. The contractor shall quote the rate against Item considering 4% VG-30 bitumen content. Job Mix Formula as per CI. No. 505.3.3 of MORTH (5th Rev) shall be worked out from Thapar Institute of Engg & Tech Patiala/NIT Kurukhshetra /PEC Chandigarh/CTL for obtaining optimum binder content (OBC) by the Contractor without any extra cost to the Dept and same be submitted to the accepting officer for approval. Any variation in binder content on minus side shall be adjusted @ 42/kg of binder and no adjustment shall be made on plus side. 2. The BM shall be covered with top layer/wearing course within in a maximum of 48 hours. If there is to be any delay, by the contractor the course shall be covered by seal coat to the requirement of Clause 512 of MORTH (5th Rev) 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. 3. Only packed paving bitumen VG-30 shall be used and same shall also be verified by GE on ground before start of execution of work.

Providing and laying Premix Bituminous concrete 30mm consolidated thickness with 5.5% binder (paving bitumen of grade VG-30) content by weight of total mix and crushed aggregates of grading 2 with mixing of agrgregates and VG-30 bitumen in electronic operated100-120 TPH batch type hot mix plant, transporting the hot mix from HMP to work site by tippers and laying with hyrdostatic paver finisher and as per approved mix and rolled & compacted to required camber and gradient with 8 to 12 tonne smooth wheeled, vibratory and tandem roller, complete all as per Clause 507 MORTH (5th Rev) specification and as specified and directed. NOTES : 1. The contractor shall quote the rate against Item considering 5.5% VG-30 bitumen content. Job Mix Formula as per CIause. No. 505.3.3 of MORTH (5th Rev) shall be worked out from Thapar Institute of Engg & Tech. Patiala/ NIT Kurukshetra/ PEC Changigarh/ CTL for obtaining Optimum Binder Content (OBC) by the Contractor without any extra cost to the Dept and same be submitted to the accepting officer for approval. Any variation in binder content on minus side shall be adjusted @ Rs 42/kg of binder and no adjustment shall be made on plus side. 2. Cost of filler i.e. cement (Ordinary portland cement/OPC) is deemed to be included in quoted unit rate. 3. After spreading of mix as per clause 507.4.7 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 with 6 to 8 tonne smooth wheel tendom roller as per Clause Nos. 507.4.8 and cost of the same is deemed to be included in quoted unit rate.

Dismantling of existing brick road edging laid vertically in any position including making good the disturbed portion complete all as specified and directed by Engineer in Charge.

BAL SINGH & SONS

R B BUILDERS