CONSTRUCTION OF 360 FEET BAILEY SUSPENSION BRIDGE OVER GONGRI AT SHINGPHURTUMA, UDZORONG GEWOG, TRASIGANG DZONGKHAG ROYAL GOVERNMENT OF BHUTAN Ministry of Works & Human settlement Department of Roads, Regional Office Trashigang, Bhutan FOR TENDER ONLY
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ROYAL GOVERNMENT OF BHUTAN Ministry of Works ......POINTSEASTING STN 5 NORTHING ELEVATION 1000.745 1998.611 499.851 STN O11000.000 2000.000 500.000 BM 1 993.792 2037.208 500.137 REMARKS
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CONSTRUCTION OF 360 FEET BAILEY SUSPENSION BRIDGE
OVER GONGRI AT SHINGPHURTUMA, UDZORONG GEWOG,
TRASIGANG DZONGKHAG
ROYAL GOVERNMENT OF BHUTANMinistry of Works & Human settlement
Department of Roads, Regional OfficeTrashigang, Bhutan
FOR TENDER ONLY
DRAWING LIST
COVER PAGE
DRAWING NO.DESCRIPTION
LIST OF DRAWINGS
GENERAL NOTES(1)
SL.NO.
01
02
03
04
05
06
07
08
09
10
11
12
13
GENERAL ELEVATION
UB-DL-01
14
15
16
GENERAL NOTES(2)
GENERAL PLAN
17
18
19
20
DRAWING NO.DESCRIPTIONSL.NO.
UB-GN-02
UB-GN-03
UB-GE-04
UB-GP-05
UB-LABT-06LEFT ABUTMENT FORM
LEFT ABUTMENT REINF. 1
LEFT ABUTMENT REINF. 2
LEFT ABUTMENT REINF. 3
LEFT ABUTMENT REINF. 4
LEFT ABUTMENT REINF. SCH. 1
LEFT ABUTMENT REINF. SCH. 2
UB-LABT-07
UB-LABT-08
UB-LABT-09
UB-LABT-10
UB-LABT-11
UB-LABT-12
RIGHT ABUTMENT FORM & REINF.
RIGHT ABUTMENT REINF. SCH.
UB-RABT-13
UB-RABT-14
ANCHORAGE BLOCK FORM 1
ANCHORAGE BLOCK FORM 2
ANCHORAGE BLOCK REINF. 1
ANCHORAGE BLOCK REINF. 2
ANCHORAGE BLOCK REINF. SCH.
UB-AB-15
UB-AB-16
UB-AB-17
UB-AB-18
UB-AB-19
21 RRM WALL DETAILS 1 UB-RRM-20
22 RRM WALL DETAILS 2 UB-RRM-21
SHEET CONTENTS :
ROYAL GOVERNMENT OF BHUTANMinistry of Works & Human settlement
Department of Roads, Regional OfficeTrashigang, Bhutan
DRAWING LIST
REVISION DATE DRAWING NO.
SCALE:
FIRST ISSUE
NAME & SIGNATURE
(as Sheet A3 size)
NTS
UB-DL-01DESIGN
DRAWN
CHECKED
APPROVED
PROJECT:
TSHERING WANGMO (JE, RO, DoR)
CONSTRUCTION OF 360 FEET BAILEY SUSPENSION BRIDGEOVER GONGRI AT SHINGPHURTUMA, UDZORONG GEWOG,TRASHIGANG DZONGKHAG
Nov. 2015 KARMA WANGDI (CE)
UGYEN PHUNTSHO (ENG, BD, DoR)
KARMA WANGDI (CE)
FOR TENDER ONLY
C. REINFORCEMENT1. ALL REINFORCING STEEL SHALL BE OF HIGHYIELD STRENGTH DEFORMED BARS (MIN fy = 500 MPa) CONFORMING TO IS 17862. BENDING OF REINFORCEMENT BARS SHALL BE AS PER ARTICLE 5.10.2 OFAASHTO / 2007.3. LAPS IN REINFORCEMENT BARS IN TENSION ZONE SHALL BE AVOIDED AS
FAR AS POSSIBLE. LAPS MAY BE PROVIDED, IF UNAVOIDABLE. HOWEVER,IN SUCH CASES:
(A) FOR 50 % OF REINFORCEMENT BARS LAP, LAP SPLICE OFCLLSS "B" SHALL BE USED AND FOR 100% LAP, LAP SPLICE OFCLASS "C" SHALL BE USED AS MENTION IN THE TABLE BELOW.
(B) FOR CLOSELY SPACED BARS LAPPING MAY BE AVOIDED BYPROVIDING SUITABLE TYPE OF MECHANICAL ANCHORAGE (WITH PRIOR APPROVAL).
(C) MINIMUM LAP LENGTH OF REINFORCEMENT SHALL CONFORM TO ARTICLE 5.11.2 AND 5.11.5 OF AASHTO / 2007SPECIFIED LENGTH OF THE LAP SPLICE SHALL BE
4. CLEAR CONCRETE COVER TO REINFORCING STEEL SHALL BE MAINTAINED AS FOLLOWS UNLESS OTHERWISE SHOWN IN THE DRAWINGS OR AS DIRECTED BY THE ENGINEER.
A. REINFORCED CONCRETE STRUCTURES
● FOOTING & ABUTMENT - 50 mm
5. SPECIALLY MADE COVER BLOCKS OF SAME STRENGTH AS THATOF CONCRETE SHALL ONLY BE USED.
6. WELDING OF REINFORCEMENT BARS SHALL NOT BE PERMITTED, UNLESS APPROVED BY THE ENGINEER.
D. WATERWATER TO BE USED IN CONCRETING AND CURING SHALL BE POTABLEWATER TO BE TESTED AS PER AASHTO T26-79.
E. MATERIAL SPECIFICATIONMATERIAL SPECIFICATIONS AND WORKMANSHIP SHALL BE IN ACCORDANCEWITH THE TECHNICAL SPECIFICATION AS SPELT OUT IN THE CONTRACTDOCUMENT.
F. WORKMANSHIP / DETAILING1. ALL SHARP EDGES OF CONCRETE SHALL BE CHAMFERED
(10mm x 10mm). OR AS DIRECTED BY THE ENGINEER
2. FORM WORK DETAILS SHALL BE SUBMITTED BY THE CONTRACTOR FOR THE APPROVAL AND SHALL BE TESTED IN ACCORDANCE WITH THE SPECIFICATION.
3. CONSTRUCTION JOINT : THE LOCATIONS AND PROVISION OF CONSTRUCTION JOINTS SHALL BE APPROVED BY THEENGINEER-IN-CHARGE. THE CONCRETING OPERATION SHALLBE CARRIED CONTINUOUSLY UP TO THE CONSTRUCTION JOINT.
B. CONCRETE;UNLESS OTHERWISE SPECIFICALLY MENTIONED IN THE DRAWING OR DIRECTEDBY THE ENGINEER, CONCRETE GRADE SHALL BE AS PER RELATED SECTION OFCONTRACT DOCUMENT PARTLY REPRODUCED BELOW:
APPLICATION LOCATION SPECIFIED COMPRESSIVE STRENGTH IN CUBE (28 DAYS) IN MPa
REINFORCED CONCRETE (RCC)
1. FOOTING SLAB, ABUTMENT & RETURN WALLS AND ANCHORAGE BLOCK M25 as per IS 456
2. PCC FOR LEVELING/BLINDING CONCRETE AND CONCRETE BLOCKS M10 (1:3:6)
*** ALL THE MATERIALS FOR CONCRETE SHALL BE TESTED AND MIX DESIGN & TRIAL MIXES CARRIED OUT BEFORE CASTING CONCRETE.
A. GENERAL1. THE NOTES IN THIS DRAWING SHALL BE READ INCONJUNCTION WITH ALL RELEVANT DRAWINGS PERTAINING TO THE BRIDGE.
2. UNLESS OTHERWISE SPECIFIED, ALL DIMENSIONS ARE IN MILLIMETER (mm) AND ALL LEVELS ARE IN m. DIMENSIONS ARE NOT TO BE SCALED AND ONLY WRITTEN DIMENSIONS ARE TO BE FOLLOWED.
3. THE CONTRACTOR SHALL VERIFY ALL CHAINAGES, REDUCED LEVELS, COORDINATES AND DIMENSIONS BEFORE START OF THE WORK. IN CASEOF ANY DISCREPANCY, THE MATTER SHALL BE BROUGHT TO THE NOTICE OF THE ENGINEER BEFORE EXECUTION.
G. SUPERVISION1. THE CONSTRUCTION WORK MUST BE SUPERVISED BY A
COMPETENT SUPERVISION ENGINEER.2. THE BACKFILL BEHIND THE ABUTMENTS SHOULD BE COMPACTED IN LAYERS 0F NOT MORE THAN 200 MM THICK.
GENERAL NOTES FOR RCC CONSTRUCTION
10 30012 41216 732
20 114422 138425 178728 2241
18 926
32 2927
BAR DIA,mmLAP SPLICE,mm(Class B)
LAP SPLICE,mm(Class C)
374538957
1495180923372931
1211
3828
220317563
880106413741724
713
2252
Dev. Length,mm(Ld)
SHEET CONTENTS :
ROYAL GOVERNMENT OF BHUTANMinistry of Works & Human settlement
Department of Roads, Regional OfficeTrashigang, Bhutan
GENERAL NOTES (1)
REVISION DATE DRAWING NO.
SCALE:
FIRST ISSUE
NAME & SIGNATURE
(as Sheet A3 size)
NTS
UB-GN-02DESIGN
DRAWN
CHECKED
APPROVED
PROJECT:
TSHERING WANGMO (JE, RO, DoR)
CONSTRUCTION OF 360 FEET BAILEY SUSPENSION BRIDGEOVER GONGRI AT SHINGPHURTUMA, UDZORONG GEWOG,TRASHIGANG DZONGKHAG
Nov. 2015 KARMA WANGDI (CE)
UGYEN PHUNTSHO (ENG, BD, DoR)
KARMA WANGDI (CE)
FOR TENDER ONLY
SHAPE CODE
SHPAE
00
a
11
b
Total Length :a
a
Total Length :
r
a
bd
c51
Total Length :2(a+b)+16d
21
b
a c
Total Length :a+b+c-r-2d
SHAPE CODE AS PER ISO 4066 : 2000
LEGEND :
r = BENDING RADIUS AS PER TABLE 4d = DIAMETER OF BARa/b/c/d = AS SHOWN
a+b - İ r-d
45Á HOOK
90Á HOOK
135Á HOOK
180Á HOOK
REBAR HOOK SPECIFICATION REBAR DESIGNATION DIA, mm