REPAIRS AND RE-CARPETING OF INTERNAL ROADS AND ROAD FURNITURE OF TECH AND DOMESTIC AREA AT STN KUMBHIGRAM

Repairs to pot holes any depth, n.exc 1 sgm each including sweeping free from dust and mud or water, scoring sunken surfaces in road, path etc cutting around edges to lat least 25 mm in depth making good by filling in screened and graded road metal over a priming / tack coat of paving bitumen primer of grade VG-10 at the rate of 5 Kg per 10 Sgm and providing premixed bituminous macadam with crushed and graded stone aggregate mixed together with 4.50% of paving bitumen of grade VG- 30 by weight of total mix, well rammed and sealed with binder 9.80 Kg per 10sqm, blinding with 0.09 cum of stone chippings, 6.3 mm size and again well rammed including supply of premixed macadam, binder and chipping, depth of pot holes exc 30mm, rolled and compacted with 8-10 ton power roller complete all as specified and directed by Engr-in-Charge.

Preparing black top surfaces by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc complete all as specified and as directed.

M&L for applying evenly a priming/tack coat with bituminous primer of grade VG-10 at the rate of 5 kg per 10 sq metre of road surface by sprayer operated on hot pressure mechanism over old black top surfaces complete all as specified and as directed by Engineer-in-Charge.

M&L for Bituminous premix Semi Dense Asphaltic Concrete (SDAC) 40mm thick (consolidated thickness) with crushed and graded coarse aggregates as per design based on Job mix formula with 5.5% bitumen binder content (bitumen of Grade VG -30) by weight of total mix including heating bitumen to the required temperature, mixing bituminous concrete in automatic and temperature controlled hot mixing plant, laying, spreading uniformly by means of Mechanical paver and rolling and consolidating to the required gradient and camber with 8 to 12 tonne power road roller to a uniform smooth surfaces complete all as specified and as directed. Notes : (i) The actual requirement of binder shall be as per the job mix formula and test specified. However quantity from the mix formula found more than specified 5.5% same will be provided with no extra cost to the Govt. In case binder content found to be less than 5.5% as per mix formula as specified in Schedule 'A' shall be adusted @ the rate of 46.90/KG for the less quanity of bitumen used. The quantity of 5.5 % mentioned is exclusive of any wastage and no wastage shall be taken onto account for the purpose of above adjustment. (ii) Rate of carring out design mix shall be inclusive of rate quoted by the contractor

M&L for preparing (New/Old) bituminous surfaces of road marking 2.5 mm thick center line, stop lines, dashes, arrows, strips etc. and the like n.exc 10cm wide on roads pavements with hot applied thermoplastic road marking paint of approved colour conforming to BS 3262-1989 with special applicator machine all as per manufacturers instructions complete all as specified and directed

M&L for preparing (New/Old) surfaces of Painting lines, dashes, arrows, letters, etc. on roads, pavements and the like exc 10 cm wide with road marking paint, white or golden yellow adequate no of coats complete all as specified and directed.

S&F in repair for cat eye solar reflective type of metal body alloy of size 100mm x 100mm x 20mm with PAMA striplens reflector of model No. DA 972.0 fixed with and lincl MS stud of suitable size as per manufactures instructions. complete all as specified and directed.

S & F in repair Plastic Speed Bump designed so dynamically and compact that it can bear maximum load on it. It is made of PE plastic material. Two highly reflective reflectors moulded in PMMA material with ABS base plate through ultrasonic welding process and then fixed on the speed bump so that dust and water cannot touch the reflectors inside area and thus it maintains its reflectivity for a long time. 04 Nos metallic bolts are used for installation on road. Available in Yellow and Black colours. Dimension : L=750mm, width=250mm & Height=75mm; to be installed as per the directions: of Engineers-in-Charge. (Make :- DARK EYE, Oscar or equivalent)