Annual maintenance plan for the year 2022-23 (PMGSY Road) on Jibhi Bahu Gadagushaini road Km.0/0 to 20/0

Amount

Providing, laying and rolling of built-up spray grout layer over prepared base consisting of a two layer composite construction of compacted crushed coarse aggregates using motor grader for aggregates. Key stone chips spreader may be used with application of bituminous binder after each layer, and with key aggregates placed on top of the second layer to serve as a base, conforming to the line, grades and cross-section specified, the compacted layer thickness being 75 mm ( Seventy five Millimetre ) as per MORTH Specification Clause 506 with bitumen (VG-10) with in all leads and lifts including carriage of materials and as per direction and entire satisfaction of Engineer-in-Charge.

Providing and Laying tack coat with Bitumen emulsion (medium setting) using emulsion distributor at the rate 0.25 to 0.30kg (Zero point two five to zero point three zero Kelograme ) per Square metre on the prepared dry and hungry bituminous/granular surface cleaned with hydroulic broom as per MORTH specification clause 503. with in all leads and lifts including carriage of material and as per direction and entire satisfaction of Engineer-in-Charge.

Providing and laying 30 mm (thirty milimetre) thick bituminous concrete with 100-120 TPH batch type hot mix plant producing an average output of 75( seventy five) tonnes per hour using crushed aggregates of specified grading-II 13mm (thirteen milimetre), premixed with bitumen (VG-10 ) @ 5.4 to 5.6 ( five point four to five point six) percent of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORTH specification clause No. 509 complete including profile correction layer and patching of pot holes in all respect with in all leads and lifts including carriage of material and as per direction and entire satisfaction of Engineer-in-Charge.

Providing and laying of hot applied thermoplastic compund 2.5 mm (two point five milimetre) thick including reflectorising glass beads @ 250 (two hundred fifty)gms per sqm area, thickness of 2.5 mm (two point five milimetre) is exclusive of surfce applied glass beads as per IRC:35. The finished surfce to be level, uniform and free from streaks and holes as per MORTH specification clause 803 including carriage of all labour equipments and materials to various locations through all modes of transportations in all leads and lifts and incidentals charges andas per direction and entire satisfaction of Engineer-in-charge.

Construction of hill side drain 0.45x0.25 mtr. (Zero point four five into Zero point two five) laying 10 cm (Ten centimetre) thick in PCC grade M-10 (M-ten) in accordance with the requirement of specification true to line and grade. Dimension and other particular as per drawing and technical specification including carriage material with in all leads and lifts and as per direction and entire satisfaction of Engineer-in-Charge.

AJAY PATHANIA