SPL REPAIRS TO INTERNALS ROADS AT FMSD, MAIN OFFICE TO LRW ENTRANCE GATE, SPL REPAIR OF BLACK TOP ROAD FROM JCO CLUB (BLDG T-60) TO ATT LINE (BLDG T-61), SPL REPAIR OF ROAD AT SINGHPORA ASCON NODE, INTERNAL ROAD 260 MTR FROM BHQ STORE ENTRY GATE TO

M&L for repairs to surfaces of macadam roads by scarifying or picking gravelled macadam or bituminous macadam surfaces in area exc 400 sqm and exc 50 mm and n.exc 100 mm deep, complete all as specified and directed.

M&L for 15cm thick (compacted thickness) WBM in two layers of each 75mm thick, with coarse aggregates of grading 2 Granite, trap or basalt (63 to 40mm size) or of grading 3 (50 to 20mm size), spread, rolled and consolidated to gradient and camber required complete all as specified and directed.

All as per ser item No 2 here-in-before but except material and in one layer of 7.5 cm thick (consolidated thickness), complete all as specified and directed. Note :- Old material retrieved from ser item No 01 here-in-after shall be reused.

M&L preparing unsurfaced water bound macadam/ water mix macadam by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surfaces with gunny bags to remove all loose dirt and applying evenly a priming/tack coat with bituminous primer at viscosity grade paving bitumen (VG-10) @10 kg per 10 sqm etc. complete all as specified and directed

M&L bituminous premix semi-dense asphaltic concrete 40 mm consolidated thickness with 5.5% binder (paving bitumen grade VG-30) content by weight of total mix spread evenly with mechanical paver to desired thickness and to the correct camber, rolled and compacted to required camber & gradient with 8 to 12 tonne power roller/vibratory roller/double drum or tandem roller as suitable complete all as specified and directed by Engr-In-Charge.

M&L for preparing black top surface and applying evenly a priming/tack coat with bituminous primer using viscosity grade paving bitumen (VG-10) @ 5 kg/10 sqm and laying bituminous pre-mix semi dense asphaltic concrete (SDAC) 30mm consolidated thickness with 5.5% binder content by weight of total mix using paving bitumen VG-30 grade, rolled with 8 to 12 tonne capacity power roller and compacted to required camber and gradient complete all as specified and directed.

M&L for premixed bituminous macadam (Consolidated thickness 75 mm or less) with minimum 4% binder content by weight of total mix using paving bitumen (VG-30) by the hot mix process and laid by mechanical paver rolled with 8 to 12 tonne capacity power roller and compacted to required camber and gradient complete all as specified and directed. Notes for ser item No 5 to 7: (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.

M&L for preparing existing black top surface and applying evenly a priming/tack coat with bituminous primer using viscosity grade paving bitumen (VG-10) @ 5 kg/10 sqm complete all as specified and directed.

M&L for painting lines, dashes arrows, letters, etc. on roads, pavements and the like exc 10 cm wide with thermoplastic road marking paint with adequate coat white or golden yellow complete all as specified and directed.

M&L for preparing bituminous surfaces of road and making 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.