Construction i/c MBT of a road from Rongram Phulbari Hill Road to Ampanggre (2.302 Km) Balance Work

Amount

Earth Work

Excavation in soil in hilly area by mechanical means including cutting trimming of side slopes etc.

Removal of unsuitable soil including excavation, loading and disposal upto 1000 m lead but excluding compaction etc.

Construction of embankment with approved materials deposited at site from roadway cutting compacted etc.

Bituminous Work

Prime Coat (Providing and applying primer coat with bitumen emulsion etc.)

Tack Coat (Providing and applying tack coat with bitumen emulsion etc.)

Open graded premix carpet( Providing 20 mm thick premix carpet using bituminous emulsion etc.)

Seal Coat ( Providing and laying seal coat sealing the voids in the bituminous surface etc.)

Cross Drainage works:- 1x1.00 m dia pipe culvert= 7 nos

Providing and laying (S/O)RCC NP3 Hupepipes on 1st class beeding etc. (1000 mm dia)

Construction of granular sub-base with l graded material, spreading in layers on prepared surface etc.

Construction of reference pillars as per fig 160 (b) as per drawing and Technical specification Clause 1602.1

ROAD SAFETY AND TRAFIC SIGN WORKS

Guard Post:-Construction of RCC guid post 250 mm dia M 15 grade concreteetc.

Semi Reflecive Traffic Sign:Providing and fixing semi retro-reflective cautionary, mandatory and informatory sign board etc. i)600 mm eq.triagle

Semi Reflecive Traffic Sign:Providing and fixing semi retro-reflective cautionary, mandatory and informatory sign board etc. i)600 mm eq.Circular

Providing intersection Improvement = 3 nos & Bell Mouth Improvement = 1 no

Construction of granular sub-base by providing well graded material grading 2,spreading in uniform layers etc.

Providing laying and spreading and compacting stone aggregates of specific sizes of WBM II etc.

Providing laying and spreading and compacting stone aggregates of specific sizes of WBM III etc.

Providing and applying primer coat with bitumen emulsion (SS-I)on prepared surface of GSB.

Providing and applying tack coat with Bitumen emulsion (RS -1)using emulsion distributor etc.

Providing and laying of OGPC of 20 mm thickness composed of 13.2 mm to 5.6mm aggregates either using penetration grade bitumen or emulsion etc.

Providing and laying sealcoat in a bitumenous surface etc.

Five Years Maintenance

Ist Year

IInd Year

IIIrd Year

IVth Year

Vth Year