Development of road from NH08 (near BSF Gate) to Noabari via Batadhepa High School (L_1point50 Km)_SH_Patch WBM, patch soling, pot holes repair, carpeting, drain, protection wall, paver block and other allied works (Project Code_P_368)

Brick soling ii) Flat Brick soling Providing and laying flat brick soling layer on prepared subgrade according to lines, grades and cross-section shown on the drawing, filling joints with Earth, free from clay with a Plasticity Index not exceeding 6, watering and rolling the same with three wheeled road roller 80-100 kN as per MoRD Technical Specification Clause 412. (A) By Manual Means

Water Bound Macadam Sub-Base / Base using Jhama Brick Aggragate WBM Grading - 3 Providing, laying, spreading and compacting Jhama Brick aggregates to water Bound Macadam specification including spreading in uniform thickness, hand packing rolling with three wheel rollar 80 - 100 KN in stages to proper grade and camber, applying and brooming binding materials to fill up the interstices of course aggregate, watering and compacting to the required density grading - 3 as per MoRD technical specification clause 405. A)By Manual Means

Maintenance of bituminous surface road Repair to pot holes by removal of failed material, trimming the sides to vertical and levelling the bottom, cleaning the same with compressed air or any appropriate method, filled with 75 mm B.M, after applying bitumen emulsion prime coat at the bottom and bitumen emulsion tack coat on sides and on bottom as per MoRD technical specification Clauses 1900, 502, 503 and 504.

Prime Coat ii) Medium porosity 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 0.90- 1.20 kg/sqm using mechanical means as per MoRD Technical Specification Clause 502.

Tack Coat II) Providing and applying tack coat with bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared dry and hungry bituminous surface cleaned with Hydraulic broom as per MoRD Technical Specification Clause 503.

Tack Coat III) Providing and applying tack coat with bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared granular surface treated with primer & cleaned with Hydraulic broom as per MoRD Technical Specification Clause 503.

25mm thick Open-Graded Premix Carpet using Bituminous (Viscosity grade/ modified bitumen) Binder Providing, laying and rolling of open-graded premix carpetof 25 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using Viscosity grade bitumen or emulsion to required 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 or Type D as per MoRD Technical Specification Clause 8. Case - II By Mechanical Means (II) Bitumen of VG-30

Seal Coat Providing and laying seal coat sealing the voids in a bituminious surface laid to the specified levels, grade and cross fall using Type A, or Type B or Type C or type D as per MoRD Techinical Specification Clause 510 By Manual Means Case - IV : Type D (premix with fine sand) (I) Bitumen of VG-30

Seal Coat on old bituminous road. Sand seal coat on old bituminous road surface by applying Viscosity Graded (VG-30) bitumen @ 1.00 kg per sqm using rubber brush after proper cleaning of the road surface and spreading of river sand @0.06 cum/10 sqm omplete as per specification and direction of the Engg.-in-Charge.

80 mm thick factory made c.c. interlocking paver block of M-35 Grade: Providing and laying factory made chamfered edge Cement Concrete paver blocks of required strength, thickness & size/ shape, made by table vibratory method to attain superior smooth finish using PU or equivalent moulds, laid in required grey colour & pattern over 50 mm thick compacted bed of sand, compacting and proper embedding/ laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with fine sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand in footpath, parks, lawns, drive ways or light traffic parking etc. all complete as per specifications & approval/ direction of the Engineer -in-Charge: (a) 80 mm thick c.c. paver block of M-35 grade with approved colour, design and pattern