Conservation of dilapidated portion of pitching wall at North West side Fort Jaisalmer Distt Jaisalmer Rajasthan

Amount

Description and specification of Item of work to be excuted

Removal of deposited garbage and other material on the top of slope surface of pitching wall to get clear space including disposal of garbage by mechanical transportion within lead upto 5km. & lift upto height of 5-6 mtrs. Approx etc. complete.

Taking out & lowering down exiting buldged decayed & dislodged, out of plump veneering Ashlar stones from the pitching wall as shown in cross section very carefully by chain pully without damaging from top to bottom including shoritng out and stacking of serviceable stone at a suitable place for reuse and disposal of surplus material by mechanical transportion within lead up to 5km & lift upto the height of 5-6 mtrs. Approx. etc complete.

Providing and laying 25mm thick dry rubble stone soling (size 2” to 4”) in base below the c/c in foundation and ramming properly to make hard base till full compact and get thickness about 30cm avg.

Providing and laying cement concrete 1:2:4 (1 Cement : 2 Course sand (Zone III) derived from natural sourves : 4 graded stone aggregate 20mm noimal size derived from natural sources) below in foundation of pitching wall including ramming compaction and get thickness about 30cm avg. etc complete.

Resetting of Ashlar stone masonry wall as per original in 1:2 lime & C sand mortar with the provision of weep holes and inter locking joints tapers keys notchs mortice system and fixed in SS dowel to get more strenght including the lead upto 50mtrs. And lift upto the height of 5-6 mtrs. Approx. etc complete. (70% old & 30% new ashlars stone to be used)

Providing core filling of R.R. masonry behind the ashlar faced veneering masonry work with 1:2 lime and C.Sand mortar including all materials, labours, lead upto 50mtrs. & lift upto to the height of 5-6 mtrs. Approx. etc. complete.

Providing filling dry stone chips gravel mixed with sand packing as a filter media behind the wall retained by geosynthetic textile membrance in side the excavated slops to a wedge type filter media behind the wall to come out seepage water from the slope including the lead upto 50mtrs. And lift upto the height of 5-6 mtrs. Approx. etc. complet.

Provision for erection and dismantling of wooden scaffolding working ramp approch from road level to top upto a height of 6-8 mtrs. With wooden ballies and challies for carriage of material including all materials, labours and T&P etc. complete.

Filling excavated earth to cover up to top geosynthetic membrance on slope including the lead upto 20mtrs. And lift upto the height of 5-6 mtrs. Approx. etc complete including all and lift of material etc. complete.

Providing suitable barricading with wooden balli and challies etc. for safety measures along with busy road to the vehicle and visitor and on the slope/top of pitching wall for safety measures to the labour against sliding material i.e. rubbish and other from the slope to avoid mis happeing including all materials, labours and T&P etc. complete.

Remvoal and disposal of unwanted waste mateial received during reconstruction of pitching wall by mechanical transportion within the lead of 5km for making the site in presentable condition etc. complete.

Provision for hiring of water Tanker of 4500 ltr. Capacity

ABHUJI PANAJI VANZARA (BID ID -3151737)

PAWAN ENTERPRISES (BID ID -3152127)