SPL REPAIR OF CERTAIN ROAD AT NAUGAM, INTERNAL ROAD OF EXISTING INTERNAL ROAD (APPROX 250 MTR X4 MTR) ALONGWITH 1 MTR INTERLOCKING PAVING TILES ON BOTH SIDE CONNECTION MAIN GATE TO UNIT CLINIC IN THE AOR OF B/R-I UNDER GE 969 EWS

M&L for repairs to pot holes any depth not exc 1 Sqm each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, path, etc cutting around edges at least 25mm in depth making good by applying tack coat with bitumen of grade VG 10 @5 Kgs/10 Sqm putting in premix as specified for the bituminous in premix as specified for the bituminous carpet (2cm thick) well rammed and sealed with premixed sand seal coat (6.8 Kg of binder with 0.06 cum of sand) again well rammed (including supply of premixed binder and sand) depth of potholes nexc 30 mm rolled with power road roller of 8 to 10 tonne capacity complete all as as specified and directed by Engr-in-Charge.

M&L preparing black top surface by brushing with wire brush to remove caked mud etc, sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc on black top surfaces complete all as specified and directed.

M&L applying evenly a priming/ tack coat with bituminous primer using paving bitumen of grade VG10 @ 5 Kg/ 10 Sqm on existing black top for below bituminous macadam surfaces complete all as specified and directed.

M&L for bituminous premix semi dense asphaltic concrete 30mm (consolidated thickness) using paving bitumen of grade VG-30 with 5.5% binder content by weight of total mix, mixed in computerised Hot Mix plant and spread by means of self propelled mechanical paver, rolled and compacted to required camber and gradient by using mechanical power road roller of 8 to 12 tonne capacity including applying evenly tack coat with bituminous primer using paving bitumen of grade VG10 @ 5 Kg/ 10 Sqm on existing black top surfaces complete all as specified and directed.

M&L for bituminous premix asphaltic dense concrete 40 mm consolidated thickness with 5.5% binder content VG-30 grade by weight of total mix, rolled and compacted to required camber and gradient with 8 to 12 tonne roller complete all as specified and directed by Engineer-in-Charge.

M&L for premix bituminous, macadam consolidated thickness, 75mm or less using 4% binder i.e. paving bitumen grade VG 30 by weight of total mix and aggregate mixed in computerized hot mix plant laid rolled and compacted to required gradient and camber with the help of mechanical paver and power roller 8 to 12 tonne capacity complete all as specified and directed. Notes for ser item No 4 to 6: (i) Preparation of mix in hotmix plant, spreading by self propelling mechanical paver and rolling and compaction by set of rollers as specified in particular specifications shall be carried out. Hot mix plant may be installed at any distance but the contractor shall be responsible and has to maintain the required temperature of mix under all conditions till it is laid and compacted. Unit rate against these items shall include for carrying out the works with depolyment of these machinery for which nothing extra shall be payable and no delay in completion of work shall be acceptable. (ii) Central computerised Hot mix plant of adequate capacity shall be used for heating and mixing of constituents for preparation of bituminous macadam and the same shall be laid with mechanical sensor paver all as specified and directed. (iii) Over newly provided bituminous macadam surfaces, further bituminous work, if ordered, shall be provided simultaneously after provision of bituminous macadam & nο separate payment for provision of tack coat for bonding between the bituminous macadam & further bituminous work necessitated due to the time period gap or otherwise shall be made for separately. (iv) The Design mix shall be carried out from the Zonal lab/ Govt approved lab/Govt Engr College as approved by GE and design mix shall be got approved by GE before execution of the work. (v) The cost of all the above aspects shall be deemed to be included in the quoted rates of above item.

S&F in repair solar cat eye aluminium alloy shall (100% water proofing design according to 65) of size 125mm x 125mm x 25mm (shank 65mm) of high efficiency Mono rystafie solar panel 2.4V/ 0.3 watt one NI-ed rechargeable battery (1.2V/ 1600MA) consisting of super bright LED with 10,000 to 18,000 mcd complete as per manufacturers instructions etc. complete all as specified and directed by Engineer-in-Charge.

M&L for preparing bituminous surfaces of road and marking 2.5mm thick centre lines, stop lines, dashes, arrows etc. and the like n. exc 10cm wide on roads pavements with hot applied thermo plastic road marking paint of approved colour confirming to BS 3262-1989 with special applicator machine all as per manufacturers instruction complete all as specified and directed.

Surface excavation n.exc 30cm deep and averaging 15cm deep and getting out in hard/dense soil all as directed by Engr-in-Charge.

Removing of excavated soil to a distance not exceeding 50m and depositing where directed at a level not exc 1.5 m above the starting point all as directed by Engr-in-Charge.