Improvement of ROW of Major roads by laying interlock tiles at I/A Sardarshahar, Churu

Removal of blown sand including taking out and disposal of excavated material with lead up to 50Mtr. and lift up to 1.5 Mtr disposed soil to be levelled and neatly dressed.

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

Loosening, Levelling and Compacting original ground supporting embankment to facilitate placement of first layer of embankment, scarified to a depth of 150 mm, mixed with water at OMC and then compacted by rolling so as to achieve minimum dry density as given in Tables 300-1 and 300-2 for embankment construction as per MoRTH Specification Clause 305.3.4

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-I 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

Interlocking Concrete Block Pavement with M-30 Grade 0.30 Mtr x 0.30 Mtr x 0.15 Mtr Edge Blocks (measurements shall be made inner to inner side of edge blocks) Providing and Laying of Interlocking M-30 grade Concrete Block Pavements having thickness 100 mm as per drawings and as per IS 15658:2006.and all materials shall conform to MoRTH Specification Clause 602. with M-30 Grade 0.30 Mtr x 0.30 Mtr x 0.15 Mtr Edge Blocks. Category 'A' : Dentated units to key into each other on all four faces Zigzag shape as per IRC:SP:63-2004

Add extra for Providing M-40 grade concrete Interlocking Blocks in place of M-30 grade., 100mm thick Blocks

Plain/reinforced cement concrete in substructure complete as per drawings and MoRTH specification Clauses 1700 and 2200, Nominal mix (1:2:4)

Clearing and Grubbing Road Land, 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 non-thorny jungle

Removal of unsuitable soil including excavation, loading and disposal upto 1000 m lead but excluding compaction ground supporting embankment subgrade replacement by suitable soil, which shall be paid separately as per Clause 305.3.4 as per MoRTH Specification Clause 301.3.11