DESIGN AND CONSTRUCTION OF 02 Nos VARIOUS SPAN MAJOR MINOR PERMANENT BRIDGE ON OPEN FOUNDATION WITH STEEL SUPERSTRUCTURE (THROUGH TYPE) STEEL GIRDER TYPE AND 01 Nos OF SUB STRUCTURE FOR MODULAR BRIDGES AT KM 75.980 KM 78.000 AND KM 82.350 ON NPD RD

PART -I : DESIGN AND CONSTRUCTION OF 20 MTR SINGLE SPAN MINOR PERMANENT BRIDGE ON OPEN FOUNDATION WITH STEEL GIRDER TYPE SUPERSTRUCTURE INCLUDING SUB SOIL INVESTIGATION AND PROOF CHECKING OF DESIGN & DRAWINGS FROM IIT COMPLETE IN ALL RESPECT AT KM 75.980 INCLUDING APPROACH ROAD ON NIMMU PADAM DARCHA ROAD UNDER 114 RCC/13 BRTF UNDER PROJECT YOJAK IN LADAKH (UT) JOB NO. 704-A/115

Design including Proof Checking and Construction of Steel Girder type Superstructure Minor Permanent Bridge Design & Drawing including proof checking by IIT and approved by Accepting Officer, construction of 20 m Single Span (Girder Type) Minor Pmt Bridge including both abutments on open foundation, abutments cap, dirt wall to abutments, approach slab on both side approaches at KM 75.980 on NIMU- PADAM-DARCHA road under 114 RCC Sector under 13 BRTF in Ladakh (UT) under Project Yojak, as per NIT drawing based on hydraulic data, ground data, Special condition, Particular specification of the tender document, including casting of foundations, sub structure of abutments, load test of super structure as specified, all preparatory works, POT and POT cum PTFE bearings, Seismic arresters on abutment cap at appropriate place, steel girder superstructure including design with RCC Deck slab including launching/erection of staging work if required, RCC deck Slab ,Wearing coat having nonskid surface, strip seal expansion joints, steel railings, Kerbs, Metal crash barrier, guard posts, drainage arrangement over carriage way and footpath, service arrangement for utilities, painting with non-corrosive paint with cold galvanized painting popularly known as zinga coating painting as per fifth revision of MORTH ( specifications for road and bridges ) to all exposed steel works and kerbs, 1.50 mtr wide foot path both sides and all other items of work required and necessary for the complete construction of the bridge including curing but excluding works on approaches as specified in Particular Specifications and notes of Sch ‘A’ and as directed and approved by Engineer-in-Charge/OC Contract. Drg No. : Drg No. 114RCC/KM 75.980/NPD RD/ Apr 2024 sheet No. 1

Approaches

Rough excavation in hard rock by drilling with compressor, blasting and getting out including stacking of serviceable material and disposing of unserviceable material lead upto 6, m and upto 1.50 m deep (75% by machine and 25% by manual labour)

Earth work in embankment including excavation of earth and filling with earth free from roots etc. spreading in layers not exceeding 30 cm including watering and finishing to req slope and level not exceeding 1.5 m high above to base in plain area and approaches to bridge in ordinary soil excluding cost of the soil (By manual means) for lead exceeding 6.00 m add item C101 & C 102 are applicable)

For every additional 1.5m lift or part thereof beyond the initial lift of 1.5m ordinary soil (applicable for item No F 701 & F 702 where earth is taken from borrow fit)

Excavation in trenches not exceeding 1.2 m width and 1.5 m depth in soil/soil mixed with boulders (SMB) , including dressing and sides getting out and disposing all excavated material lead upto 6m and lift upto 1.5m (by manual means)

PCC 1:4:8 (1 cement :4 sand: 8 stone aggregate of size 4 cm graded downwards) in foundation or elsewhere (excluding the cost of centering & shuttering)

PCC 1:3:6 (1 cement :3 sand : 6 stone aggregate of size 4 cm graded downwards ) in foundation or elsewhere (excluding the cost of centering & shuttering)

Centering/shuttering (steel) including strutting, propping and removal of formwork ( considering 10 times to be used)

Providing and laying rubble stone including hand packing and filling interstices in aprons revetments, pitching to any slope or profile to required thickness (material and labour)

RCC M-35 nearly corresponding to nominal mix (excluding the cost of reinforcement & centering / shuttering)

Laying reinforcement including cutting , bending providing hooks overlaps etc upto 12mm dia (labour only)

cost of steel

weep holes using PVC pipes

Providing and erecting a "W" metal beam crash barrier comprising of 3mm thick corrugated sheet metal beam rail, 70 cm above road / ground level , fixed on ISMC series channel vertical post, 150 x 75 x 5mm spaced 2m centre to centre, 1.80 mtr high, 1.10mtr below ground / road level, all steel parts and fitments to be galvanised by hot dip process, all fittings confirm to IS:1367 and IS:1364, metal beam rail to be fixed on the vertical post with a spacer of channel section 150 x 75x 5mm , 330mm long complete as per clause 810 of MoRTH specifications.

Supplying and installation of delinators (600mm) (road way indicators, hazard markers, object markers) , 80-100mm high above ground level, painted black and white in 15cm wide strips, fitted with 80 x 100 mm rectangular or 75mm dia circular refelectorised panels at the top, buried or pressed in the ground and conforming to IRC-79 and the drawings, all as complete as per clause 805 of MoRT&H specifications.

Preparation of subgrade in SMB by excavating upto 20 cm avg depth, dressing excavated earth to required camber or super elevation and consolidating with power roller incl watering & disposal or surplus earth within a lead of 30 m

GSB 10 cm thick 2 layer (Compacted) with stone aggregate conforming to grading no 1 as per tables 400-1 of MORT&H specifications of Road and Bridges Works including supply of material , watering and compaction of all complete.

Providing, laying, spreading and compacting graded stone aggregate grading as per table 400-13 and satisfying the physical reqmt as per table 400-12 of MORT&H specifications of WMM specifications to a thickness of 75 mm , including premixing the material with water to OMC in mechanical mix (Pug mill ) laying in uniform layers in sub base/ base course on a well prepared base and compacting with power vibratory roller to achieve the desired density including guarding

Providing and laying 50mm thick DBM layer, precoated stone aggregate physical requirement/grading/mix composition requirement as per Table 500/8/9/10 respt of MORT&H for Bridge and Road works with 4.50% asphalt VG-10 penetration grade as per MORT&H data book and rolled to the required specifications

Providing and laying 40 mm thick BC on bituminous concrete layer with precoated stone chips grading confirming to Table 500-17 and mix satisfying the physical requirement of Table 500-16 of MORT&H specifications, mixed with 5.4 % binder asphalt VG -10 penetration grade by weight of total mix and 2% cement by weight of mix (for filler) all as specified as per MORT&H data book.

Providing and applying tack coat with Bitumen VG-10 using emulsion pressure distributor @ 2.5 kg/10 Sqm on prepared bituminous/granular surface cleaned with mechanical broom, all complete as per clause 503 of MoRT&H specifications.

Proving and applying primer coat with bitumen emulsion on prepared surfaced of granular base including clearing of road surface and spraying primer @7.5 kg per 10 Sqm (using BPD with manual labour)

PART -II : CONSTRUCTION OF 39.62M ( 130FT) SPAN MODULAR CL-70R BRIDGE AT KM 78.00 ON NIMMU-PADAM-DARCHA ROAD UNDER 114RCC/13 BRTF (P) YOJAK IN LADAKH (UT), JOB NO. 704-A/120

CONSTRUCTION OF FOUNDATION FOR 39.6M (130FT) SPAN MODULAR CL-70R BRIDGE Design & Drawing including proof checking by IIT and approval by RBAT Dte of HQ DBGR, Construction of both abutments on open foundation, abutments cap, dirt wall to abutments, approach slab on both side of approaches at KM 78.00 on NIMU- PADAM-DARCHA road under 114 RCC Sector under 13 BRTF in Ladakh (UT) under Project Yojak, as per NIT drawing based on hydraulic data, ground data, Special condition, Particular specification of the tender document, including casting of foundations, sub structure of abutments and all other items of work required and necessary for the complete construction of the bridge including curing but excluding works on approaches as specified in Particular Specifications and notes of Sch ‘A’ and as directed and approved by Engineer-in-Charge/OC Contract. Drg No.: Drg No. B-2805/RBAT Dte/YJK/2025 sheet No. 2

Approaches

Earth work in embankment by filling with earth free from roots etc. spreading in layers not exceeding 30 cm including watering and finishing to req slope and level not exceeding 1.5 m high above the base in ordinary soil in hill roads where cut and fill method is adopted

Earth work in embankment including excavation of earth and filling with earth free from roots etc. spreading in layers not exceeding 30 cm including watering and finishing to req slope and level not exceeding 1.5 m high above to base in plain area and approaches to bridge in ordinary soil excluding cost of the soil (By manual means ) for lead exceeding 6.00 m add item C101 & C 102 are applicable)

Excavation in trenches not exceeding 1.2 m width and 1.5 m depth in soil/soil mixed with boulders (SMB) , including dressing and sides getting out and disposing all excavated material lead upto 6m and lift upto 1.5m (by manual means)

PCC 1:4:8 (1 cement :4 sand : 8 stone aggregate of size 4 cm graded downwards ) in foundation or elsewhere (excluding the cost of centering & shuttering )

PCC 1:3:6 (1 cement :3 sand : 6 stone aggregate of size 4 cm graded downwards ) in foundation or elsewhere (excluding the cost of centering & shuttering )

Centering/shuttering (steel) including strutting, propping and removal of formwork ( considering 10 times to be used )

Providing and laying rubble stone including hand packing and filling interstices in aprons revetments , pitching to any slope or profile to required thickness (material and labour)

White washing (two coats) prepared by slaking freshly burnt class C lime conforming to IS 712-1964, the quantity of gum to be used shall be @ 4 kg/cum of cream.

Preparation of subgrade in SMB by excavating upto 20 cm avg depth, dressing excavated earth to required camber or super elevation and consolidating with power roller incl watering & disposal or surplus earth within a lead of 30 m

GSB 10 cm thick 2 layer (compacted ) with stone aggregate conforming to grading No 1 as per Tables-400-1 of MORT&H specifications for Road and Bridge Works including supply of material, watering and compaction all complete.

Providing, laying, spreading and compacting graded stone aggregate grading as per table 400-13 and satisfying the physical reqmt as per table 400-12 of MORT&H specifications of WMM specifications to a thickness of 75 mm, including premixing the material with water to OMC in mechanical mix (Pug mill ) laying in uniform layers in sub base/ base course on a well prepared base and compacting with power vibratory roller to achieve the desired density including guarding

Providing and laying 50 mm thick DBM layer, precoated stone aggregate physical requirement/grading/mix composition requirement as per Table 500/8/9/10 respt of MORT&H for Bridge and Road works with 4.50% asphalt VG-10 penetration grade as per MORT&H data book and rolled to the required specifications

Providing and laying 40 mm thick BC on bituminous concrete layer with precoated stone chips grading confirming to Table 500-17 and mix satisfying the physical requirement of Table 500-16 of MORT&H specifications, mixed with 5.4 % binder asphalt VG -10 penetration grade by weight of total mix and 2% cement by weight of mix (for filler) all as specified as per MORT&H data book.

Providing and Applying of Tack Coat with bitumen VG-10 using bitumen pressure distributor @ 2.5 kg/10 sqm on prepared bituminous/granular surface cleaned with mechanical broom, all complete as clause 503 of MORT&H (5th Revision) specifications.

Proving and applying primer coat with bitumen emulsion on prepared surfaced of granular base including clearing of road surface and spraying primer @7.5 kg per 10 Sqm (using BPD with manual labour)

PART -III : DESIGN AND CONSTRUCTION OF 70 MTR SINGLE SPAN MAJOR PMT STEEL SUPERSTRUCTURE THROUGH TYPE BRIDGE INCLUDING SUB SOIL INVESTIGATION AND PROOF CHECKING OF DESIGN & DRAWINGS FROM IIT COMPLETE IN ALL RESPECT AT KM 82.350 INCLUDING APPROACH ROAD ON NIMMU PADAM DARCHA ROAD UNDER 114 RCC/13 BRTF UNDER PROJECT YOJAK IN LADAKH (UT) JOB NO. 704-A/119

Design including Proof Checking and Construction of Steel Superstructure Through type Major Permanent Bridge Design & Drawing including proof checking by IIT and approval by RBAT Dte of HQ DBGR, construction of 70 Mtr through type Major Pmt Bridge including both abutments on open foundation, abutments cap, dirt wall to abutments, approach slab on both side of approaches at KM 82.350 on NIMU- PADAM-DARCHA road under 114 RCC Sector under 13 BRTF in Ladakh (UT) under Project Yojak, as per NIT drawing based on hydraulic data, ground data, Special condition, Particular specification of the tender document, including casting of foundations, sub structure of abutments, load test of super structure as specified, all preparatory works, POT and POT cum PTFE bearings, Seismic arresters on abutment cap at appropriate place, steel truss superstructure (through type) including design with RCC Deck slab including launching/erection of staging work if required, RCC deck Slab ,Wearing coat having nonskid surface, strip seal expansion joints, steel railings, Kerbs, Metal crash barrier, guard posts, drainage arrangement over carriage way and footpath, service arrangement for utilities, painting with non-corrosive paint with cold galvanized painting popularly known as zinga coating painting as per fifth revision of MORTH ( specifications for road and bridges ) to all exposed steel works and kerbs, 1.50 mtr wide foot path both sides and all other items of work required and necessary for the complete construction of the bridge including curing but excluding works on approaches as specified in Particular Specifications and notes of Sch ‘A’ and as directed and approved by Engineer-in-Charge/OC Contract. Drg No. : Drg No. B-2811/RBAT Dte/YJK/2025/2025 sheet No. 2 dated 19 Mar 2025

Approaches

Rough excavation in Hard Rock by drilling with compressor , blasting and getting out including stacking of serviceable material and disposal of unserviceable material lead upto 6 m and not exceeding 1.5 m deep (75% by machine and 25% by manual labour)

Earth work in embankment by filling with earth free from roots etc. spreading in layers not exceeding 30 cm including watering and finishing to req slope and level not exceeding 1.5 m high above the base in ordinary soil in hill roads where cut and fill method is adopted

Earth work in embankment including excavation of earth and filling with earth free from roots etc. spreading in layers not exceeding 30 cm including watering and finishing to reqd slope and level not exceeding 1.5 m high above to base in plain area and approaches to bridge in ordinary soil excluding cost of the soil (By manual means ) for lead exceeding 6.00 m add item C101 & C 102 are applicable)

Excavation in trenches not exceeding 1.2 m width and 1.5 m depth in soil/soil mixed with boulders (SMB), including dressing and sides getting out and disposing all excavated material lead upto 6m and lift upto 1.5m (by manual means)

PCC 1:4:8 (1 cement :4 sand : 8 stone aggregate of size 4 cm graded downwards) in foundation or elsewhere (excluding the cost of centering & shuttering)

PCC 1:3:6 (1 cement :3 sand : 6 stone aggregate of size 4 cm graded downwards) in foundation or elsewhere (excluding the cost of centering & shuttering)

Centering/shuttering (steel) including strutting, propping and removal of formwork (considering 10 times to be used)

Supplying and installation of delineators (900 mm) (road way indicators, hazard markers, object markers), 80-100 cm high above ground level, painted black and white in 15 cm wide strips, fitted with 80x100 mm rectangular or 75 mm dia circular refelectorised panels at the top, buried or pressed into the ground and conforming to IRC:79 and the drawings, all complete as per clause 805 of MoRT&H specifications.

Providing/laying of weep holes of size 4"x4"x1 Mtr using PVC pipe 4" dia with PCC 1:4:8.

White washing (two coats) prepared by slaking freshly burnt class C lime conforming to IS 712-1964, the quantity of gum to be used shall be @ 4 kg/cum of cream.

Preparation of sub grade in SMB by excavating upto 20 cm avg depth, dressing excavated earth to required camber or super elevation and consolidating with power roller incl watering & disposal or surplus earth within a lead of 30 m

GSB 10 cm thick 2 layer (Compacted) with stone aggregate conforming to grading no 1 as per tables 400-1 of MORT&H specifications of Road and Bridges Works including supply of material , watering and compaction of all complete.

Providing, laying, spreading and compacting graded stone aggregate grading as per table 400-13 and satisfying the physical reqmt as per table 400-12 of MORT&H specifications of WMM specifications to a thickness of 75 mm , including premixing the material with water to OMC in mechanical mix (Pug mill ) laying in uniform layers in sub base/ base course on a well prepared base and compacting with power vibratory roller to achieve the desired density including guarding

Providing and laying 60 mm thick DBM layer, precoated stone aggregate physical requirement/grading/mix composition requirement as per Table 500/8/9/10 respt of MORT&H for Bridge and Road works with 4.50% asphalt VG-10 penetration grade as per MORT&H data book and rolled to the required specifications

Providing and laying 40 mm thick BC on bituminous concrete layer with precoated stone chips grading confirming to Table 500-17 and mix satisfying the physical requirement of Table 500-16 of MORT&H specifications, mixed with 5.4 % binder asphalt VG -10 penetration grade by weight of total mix and 2% cement by weight of mix (for filler) all as specified as per MORT&H data book.

Providing and applying tack coat with Bitumen emulsion using emulsion pressure distributor @ 2.5 kg/10 Sqm on prepared bituminous/granular surface cleaned with mechanical broom, all complete as per clause 503 of MoRT&H specifications.

Proving and applying primer coat with bitumen emulsion on prepared surfaced of granular base including clearing of road surface and spraying primer @7.5 kg per 10 Sqm (using BPD with manual labour)

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