SPL REPAIR TO INTERNAL ROADS AT TANGDHAR GRN IN THE AOR OF AGE B/R-II UNDER GE 874 EWS

M&L for repair to pot holes of any depth not exceeding 1.00 Sqm each including sweeping free from dust and mud or water scoring sunken surfaces in roads/path etc cutting around edges to at least 25mm and more as per site requirement in depth and making good by applying tack coat of paving bitumen @ of 5 Kg/10 Sqm, putting in premixed bituminous macadam, well rammed and sealed with binder 9.8 Kg per 10 Sqm, binded with 0.09 cum of stone chipping 6.3mm size and again well rammed (including supply of premixed macadam binder and chipping) depth of pot holes exceeding 30mm) complete all as specified and directed.

Scarifying or picking gravelled, macadam or bituminous macadam surfaces, exc 50mm and n exc 100mm deep and in area exc 400 Sqm, complete all as specified and directed.

M&L for applying evenly a priming / tack coat on existing black top surfaces with paving bituminous primer at 10 Kg per 10 Sqm with tar - boiler complete all as specified and directed by Engr - in - Charge.

M&L for premix bituminous macadam with 4% paving bitumen binder, laid/ rolled and compacted to require gradient and camber (consolidated thickness upto maximum 75mm ), complete all as specified and directed by Engr - in - Charge.

M&L for laying bituminous premix semi dense asphaltic concrete 40mm thick (consolidated thickness) using 5.5% of binder (grade VG-30) content by weight of total mix, rolled and compacted to required camber and gradient complete all as specified and directed. Notes for ser item No 4 & 5: (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 Zonally 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 surfaces 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 etc complete all as specified and directed by Engr - in - Charge.

M&L for applying evenly a priming / tack coat on existing black top surfaces with paving bituminous primer at 5 Kg per 10 Sqm tar - boiler complete all as specified and directed by Engr - 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 10cmwide 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.

S&F 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 including MS stud of suitable size as per manufactures instructions complete all as specified and directed.

M&L for preparation of surface by scarifying or picking gravelled, macadam or bituminous macadam surfaces, exc 50mm and n exc 100mm deep and in area not exc 400 Sqm, complete all as specified and directed.