Maintenance work of Thuwamauni to Bans Baswadi motor road transferred from PMGSY Lohaghat (One time maintenance)

Amount

Clearance of land slides in soil and ordinary rock by a bull-dozer D 80 A-12, 180 HP and disposal of the same on the valley side complete as directed by the Engineer-in-charge

Cleaning of fully choked scupper and catchpit complete as directed by the Engineer-in-charge

Cleaning of partially choked scupper and catchpit complete as directed by the Engineer-in-charge.

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specificationsl PCC Grade M25 Using concrete Mixer

Hill Side Drain Clearance (Removal of earth from the choked hill side drain and disposing it on the valley side manually)

Trimming of grass and weeds from the shoulders/berms and disposing off the same to suitable locations as per technical specifications Clause 1914

WBM Grading 3 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405 By Manual Means

Tack coat using VG-10 grade bitumen Over dry and hungry bituminous surfaces @0.40 kg/sqm

20mm thick Open-Graded Premix Carpet using Bituminous (penetration grade/modified bitumen) Binder Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration 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 as per Technical Specification Clause 508 Bitumen (VG-10) By Mechanical means

Seal Coat 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 and Type C as per Technical Specification Clause 510 Bitumen (VG-10) By Mechanical means

Excavation in foundation for retaining & breast walls in all types of soils and rocks including lead, lift and disposal of surplus material as per direction of engineer - in - charge

Providing and laying of wire crates 3.00x1.50x1.50 in size with GI wire conforming to IS: 280 & IS:4826 in 150mm x 150mm mesh laid with stone boulders. as per direction of Engineer-in- charge.(As per PWD specifications)

Random Rubble Stone Masonry laid in 1:6 cement and sand mortar, in breast walls, retaining walls, parapets, scuppers, etc. including supply of all material, labour, T&P and royaltiies etc.(As per PWD Uttarakhand specifications)

Random rubble stone masonary laid in dry by locally available approved stone in retaining walls ,breast walls etc including supply of all material, labour, T&P etc required for proper completion of the work as per detailed P.W.D specifications and as directed by Engineer in Charge and as per prescribed drawings .

Hand packed stone filling in the back of retaining walls by locally available approved stone including supply of all material ,labour T&P etc.

Providing concrete for plain concrete in open foundations complete asper drawings and technical specifications Clause 802, 803, 1202 & 1203 PCC 1:3:6

AS PER DRAWING 40% Plum ( Loose Stone)

Providing concrete for plain/ reinforced concrete in open foundations complete asper drawings and technical specifications Clause 802, 803, 1202 & 1203 1:2:4

White washing of parapet walls of CD work and tree truncksWhite washing two coats on parapet walls and tree trunks including preparation of surface by cleaning scraping etc. as per technical specifications Clause 1915