SPECIAL REPAIR TO ROAD FROM OFFICER MESS TO MAINT GATE OF FIELD HOSPITAL ( 600 METERS) AT SANGRUR UNDER GE (SOUTH) PATIALA

Repairs to pot holes any depth not exceeding 1.00 Sqm each including sweeping free from dust and mud or water, scouring sunken surfaces in roads, path etc cutting edges at least 25 mm depth and making good by applying tack coat with bitumen grade VG-10 @ 5 kg/X Sqm, putting in premix bituminous macadam using paving bitumen of grade VG-30 well rammed and sealed with binder @ 9.80 kg mixed with 0.09 cum of stone chippings 6.3 mm size per 10 Sqm and again well rammed including supply of premixed macadam, binder and chipings, depth of pot holes exe 30mm thick complete all as specified and as directed by Engineer-in-Charge.

Dismantling of existing damaged flexible pavements/ bitumen surface in single pass by cold milling machine (Wirtgen or equivalent) upto any depth using milling machine fitted with loading conveyer for loading the milled material directly on to trucks for safe disposal with all leads and lifts and disposal of dismantled materials outside the defence land complete all as specified and directed by Engineer-in-Charge.

Material and labour for providing and laying Premix Bituminous macadam of consolidated thickness 25mm to 50mm, using paving bitumen binder of grade VG-30 @ and binder content of 4% by weight of total mix, 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 paver finisher (Paver shall not be compulsory in case of patch work using B.M.) and as per approved mix, 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 complete all as specified and as directed by Engineer-in-Charge 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) for BM shall be worked out from Thapar Insti. of Engg & Tech Patiala/ PEC Chandigarh/ Command Test Lab / Maharaja Ranjit Singh Tech University Bathinda for obtaining optimum binder content (OBC) by the Contractor without any financial effect to the Dept and same be submitted to Garrison Engineer for approval. 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. 2. The BM shall be covered with top layer/wearing course within in a maximum of 48 hours. If ther 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.

Material and labour for 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 and applying evenly a premix /tack coat of bitumen grade VG-10 @ 5.0 Kg per ten Sqm complete all as specified and as directed by Engineer-in-Charge.

Material and labour for 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 mixing the crushed aggregates of grading 2 with 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 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 as directed by Engineer-in-Charge.

(iv) The vintage of the T&P (Hot mix plant/road roller i.e. vibratory roller, static roller, hydraulic roller/paver) should not be more than 10 years except the tippers and shall be approved by GE before date of commencement of the work. (v) The certificate wrt the capacity of the hot mix plant (HMP) shall be 100-120 TPH and the plant shall be electronic operated, batch type and location be intimated and the same shall be approved by GE before date of commencement of the work. (vi) The distance of the HMP shall not be more than 100 KM from the Mil Stn Patiala, Detail of plant to be submitted to GE for approval before date of commencement of the work. (vii) The calibration certificate for HMP shall be submitted by the contractor for approval of GE before date of commencement of the work which should not be more than 6 months old. (viii) The minimum 2 Road roller each (vibrating and static road roller) are required at site before commencement of the work on the ground and the same shall be approved by GE before date of commencement of the work. (ix) Aggregates retrieved from dismantling of existing pavement shall not be used in top carpetting layer.

Material and Labour for 2.5mm 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 MoRTH in strips of 100/150 mm width on road surfaces complete all as specified and as directed by Engineer-in-Charge.

Dismantling of bricks laid flat or on edge, laid dry as in road berms etc. complete including removing the debris out of MD land complete all as specified and as directed by Engineer-in-charge.

Material and labour for 75 mm thick cement concrete 1:4:8 type D-2 using 40mm graded stone aggregates as in sub floosr,sub bases , floors and paving etc complete all as specified and as directed by Engineer-in-charge.

Material and labour for providing and laying 60mm thick factory made chamfered edge cement concrete paver block of M-35 grade with approved colour, design & pattern as in footparth, parks, lawns, drive ways or light traffic parking etc, of required strength, thickness & size/ shape, made by table vibratory method using PU mould, laid in required colour & pattern over and including 50mm thick compacted bed of fine sand, compacting and proper embedding/ laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sandcomplete all as specified and as directed by Engineer-in-charge. .