PDNA/Nalbari/21

1) Recovery and Reconstruction of Belsor-Nalicha road under NDRF (PDNA-2022) for the year 2025-26. Const. of sub grade and earthen shoulder with approved material obtained from borrowpit with all lifts and lead,transporting to site,spreading, grading to required slope and compacted to meet requirement of table 300.2 with lead upto 1000m as per tech. spf. cl. 303.1 (i) Private land

Providing ,laying, spreading and compacting stone aggregate of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kn in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggr. watering and compacting to the required density Grading -3 as per tech .spf. cl.405 (A) By manual means

Providing and laying interlocking concrete block pavement (M-30) having thickness 80mm as per technical specification clause 1504 (inclusive of edge restrain and carriage)

2) Recovery and Reconstruction of Sanimandal road to Gangapukhuri (Gangapur) PMGSY Road, PKg. No:AS-20/107.under NDRF(PDNA-2022) for the year 2025-26 Const. of embankment with approved material obtained from borrowpits with a lift upto 1.5m transporting to site ,spreading, grading to required slope and compacting to meet requirement of table 300.1 and 300.2 with a lead upto 1000m as per tech. spf.cl.301.5 (i) Private land

Construction of toe walls for protection of slopes as per drawing and technical specifications Clause 1302.5 I Random rubble masonry in case of stone pitching laid with cement mortar (1:5)

3) Recovery and Reconstruction of RCC Br.No1/1 on Bagurihati-Chatimapara road under NDRF (PDNA-2022) for the year 2025-26. Providing ,laying, spreading and compacting stone aggregate of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kn in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggr. watering and compacting to the required density Grading -3 as per tech .spf. cl.405 (A) By manual means

Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70-1.0 kg/sqm using mechanical means as per Technical Specification Clause 502

Providing and applying tack coat with Bitumen emulsion (CRS-1) using emulsion distributor @ 0.25-0.30kg/sqm on the prepared dry and hungry bituminous surface cleaned with hydraulic broom as per technical specification clause 503

Providing ,laying, and rolling of open graded premix carpet of 20mm thickness composed of 13.2mm to 5.6mm aggregate either using cold mix binder to requried line,grade and level to serve as wearing course on a previously prepared base including mixing in a suitable plant,laying and rolling with a three wheel 80-100 Kn static roller capacity finished to required level and grades to be followed by seal coat of either type-A or Type B-or type -C as per technical specification clause 508. Using Cold mix Binder(Tailor made as per IRC:SP:100-2014)

Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels ,grade and cross fall using Type A,Type B,Type c as per technical specification clause 510.