Patch Repair work on various Roads under Jurisdiction of PWD Sub Dn Ajmer

DESCRIPTION OF WORK

Excavation in Soil using Hydraulic Excavator and Tippers with disposal upto 1000 m Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross-sections, and transporting to the embankment location with a lift upto 1.5 m and lead upto 1000 m as per MoRTH Specification Clause 301.3

Granular Sub-Base with Close Graded Material (Table:- 400-1) Plant Mix Method Providing laying spreading and compacting specified graded sand, gravel (crushed stone) as per Table 400-1,400-2 or any other course material as per design mix, as per CBR in sub base course including premixing the material at OMC in wet mix plant, carriage of mixed material spreading in uniform layers with motor grader F.E loader on a prepared base and compacting with vibratory roller to achieve desired density (as per I.S.2720) including all material, labor, machinery, lighting guarding, barricading and maintenance of diversion complete.[MoRTH specification : Clause 401]. By mechanical means.For Grading-II Material

Wet Mix Macadam Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at OMC in mechanical mixer (Pug Mill), carriage of mixed material by tipper to site, laying in uniform layers in sub-base/base course on a well prepared sub-base and compacting with smooth wheel roller of 80 to 100kN weight to achieve the desired density including lighting, barricading and maintenance of diversion, etc as per Tables 400-12 & 400-13 and MoRTH Specification Clause 406. By Mechanical Means with all lead

Maintenace of bituminous surface road Repair to pot holes and removal of loose material, trimming of sides, cleaning of surface by providing tack coat, 20 mm thick pre-mix carpet and seal coat type B as per MoRTH specification Clause 3004.2

Restoration of rain cuts with soil, moorum gravel or a mixture of these, clearing the loose soil, benching for 300mm width laying fresh material in layers not exceeding 250 mm and compaction with plate compactor or power rammer to restore the original alignment, level and slopes as per drawings and MoRTH specifications Clause 3002 Mechanical Means

Supply of readymade cold bituminous mixture for pothole patching in potholes in accordance with IRC:116-2014 specifications with IRC: 116-2014 spccifications with 5.6% MC-800 Cut back Bitumen and suitable anti stripping agent with all lead and lift in 50 kg plastic lined sturdy bags complete in all respect as per direction of engincer-in- charge including all transportation, stacking & taxes etc

Placing and compacting readymade cold bituminous mixture in potholes duly prepared in accordance with IRC:116-2014 with Specifications with all lead and lift for placement at site complete in all respect as per Direction of Engineer-in-charge including all taxes etc.

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per MoRTH Specification Clause 201. By Mechanical Means In area of thorny jungle

Providing and laying reinforced cement concrete pipe NP3 for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 2905. 1000 mm dia