stage 2 - install temporary works and construct … · temporary works to retain motorway during...
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EXISTINGGROUND PROFILE
EXISTING CROSS SECTION
EXISTING HIGHWAYBOUNDARY FENCEEXISTING HIGHWAY
BOUNDARY FENCE
M 4 W E S T B O U N D M 4 E A S T B O U N D
STAGE 1 - COMMENCE TEMPORARY SOUTH EMBANKMENT WIDENING
1. CONSTRUCT TEMPORARYSOUTH EMBANKMENT
M 4 E A S T B O U N D
EXISTINGGROUND PROFILE
TRAFFIC MANAGEMENT(WESTBOUND)
STAGE 2 - INSTALL TEMPORARY WORKS AND CONSTRUCT CROSSOVERS
2. TEMPORARY WORKS TORETAIN MOTORWAY DURINGBRIDGE CONSTRUCTION
TRAFFIC MANAGEMENT(EASTBOUND)
TEMPORARY CENTRALRESERVE CROSSOVERSCONSTRUCTED IN STAGE 2b.SEE FOREST TM DRAWINGS
TRAFFIC MANAGEMENT(WESTBOUND)
STAGE 3a - CONSTRUCTION WORKS TO NORTH SIDE OF MOTORWAY
3. EXCAVATE TOP OF MOTORWAYEMBANKMENT (3m APPROX.)
4. INSTALLATION OF CONTIGUOUSBORED PILES (INCLUDINGNORTHERN WING WALL PILES)
TEMPORARYEMBANKMENT
1500MIN
CONSTRUCTIONTRAFFIC LANE
CONTRACTOR DESIGNEDTEMPORARY PILINGPLATFORM
TRAFFIC MANAGEMENT(WESTBOUND)
TRAFFIC MANAGEMENT(EASTBOUND)
STAGE 3b - CONSTRUCTION WORKS TO NORTH SIDE OF MOTORWAY
5(i). CONSTRUCTION OF REINFORCEDCONCRETE CAPPING BEAM
5(ii). LIFT PRECAST CONCRETEBRIDGE BEAMS INTO POSITION
5(iii). INSTALL PERMANENT FORMWORK AND CASTINSITU CONCRETE DECK SLAB & VRS PLINTH
7(ii) INSTALL BRIDGE DECKWATERPROOFING ANDCARRIAGEWAYSURFACING
TEMPORARYEMBANKMENT
TRAFFIC MANAGEMENT(WESTBOUND)
TRAFFIC MANAGEMENT(EASTBOUND)
5(iv). COMPLETE NORTHERN PERMANENT PARAPETAND ADJOINING PERMANENT VRS
6(i) INSTALL STAGE 4 TEMPORARY SHEETPILING AND TEMPORARY VRS
7(i) CONSTRUCT TEMPORARY DRAINAGE CHANNEL
STAGE 4b - CONSTRUCTION WORKS TOSOUTH SIDE OF MOTORWAY
8. REMOVAL OFSHEET PILING
9. EXCAVATE TOP OF MOTORWAYEMBANKMENT (3m APPROX.)
10. INSTALLATION OF CONTIGUOUSBORED PILES (INCLUDINGSOUTHERN WING WALL PILES)
TEMPORARYEMBANKMENT
600 SETBACK TRAFFIC MANAGEMENT(WESTBOUND)
TRAFFIC MANAGEMENT(EASTBOUND)
STAGE 4c - CONSTRUCTION WORKS TO SOUTH SIDE OF MOTORWAY
11(i). CONSTRUCTION OF REINFORCEDCONCRETE CAPPING BEAM
11(iii). INSTALL PERMANENT FORMWORK ANDCAST INSITU CONCRETE DECK SLAB
TRAFFIC MANAGEMENT(WESTBOUND)
TRAFFIC MANAGEMENT(EASTBOUND)
11(iv). COMPLETE NORTHERNPERMANENT PARAPETAND ADJOININGPERMANENT VRS
TEMPORARYEMBANKMENT
13(i). INSTALL BRIDGE DECK WATERPROOFINGAND CARRIAGEWAY SURFACING
11(ii). LIFT PRECASTCONCRETE BRIDGEBEAMS INTO POSITION
STAGE 5a - EXCAVATION OF UNDERPASS & REINSTATEMENT OF CENTRAL RESERVE VRS
REMOVE TEMPORARYEMBANKMENT
13(iv) COMPLETE CENTRAL RESERVEPERMANENT VRS AS NOFURTHER NEED FOR TRAFFICMANAGEMENT CROSS-OVERS
14(i) EXCAVATION OF UNDERPASS
TRAFFIC MANAGEMENT(EASTBOUND)
TRAFFIC MANAGEMENT(WESTBOUND)
SAFE WORKING ZONE
FORMATION LEVELOF PROPOSED ROAD
13(ii) REMOVE TEMPORARYSHEET PILES
13(iii) COMPLETE DECK STITCHPOUR AND WATERPROOFING
MOTORWAYLEVEL
5(i). CONSTRUCTION OF REINFORCEDCONCRETE CAPPING BEAM
5(ii). LIFT PRECAST CONCRETEBRIDGE BEAMS INTO POSITION
5(iii). INSTALL PERMANENT FORMWORK ANDCAST INSITU CONCRETE DECK SLAB &VRS PLINTH
6(ii) BACKFILL
W E S T E A S T
7(ii) INSTALL BRIDGE DECKWATERPROOFINGAND CARRIAGEWAYSURFACING
MOTORWAYLEVEL
4. INSTALLATION OFCONTIGUOUSBORED PILES
3. EXCAVATE TOP OF MOTORWAYEMBANKMENT (3m APPROX.)
TEMPORARY WORKS TO RETAINMOTORWAY DURING BRIDGECONSTRUCTION
W E S T E A S T
W E S T E A S TTEMPORARY WORKS TO RETAINMOTORWAY DURING BRIDGECONSTRUCTION
MOTORWAYLEVEL
W E S T E A S T
CONSTRUCT TEMPORARYSOUTH EMBANKMENT
MOTORWAYLEVEL
EXISTING ELEVATIONW E S T E A S T
W E S T E A S T
14. EXCAVATIONOF UNDERPASS
FORMATION LEVELOF PROPOSED ROAD
MOTORWAYLEVEL
W E S T E A S T
11(i). CONSTRUCTION OF REINFORCEDCONCRETE CAPPING BEAMS
11(ii). LIFT PRECAST CONCRETEBRIDGE BEAMS INTO POSITION
11(iii). INSTALL PERMANENT FORMWORK ANDCAST INSITU CONCRETE DECK SLAB
13(i). INSTALL BRIDGE DECKWATERPROOFING ANDCARRIAGEWAYSURFACING
12. BACKFILL
W E S T E A S T
MOTORWAYLEVEL
8. REMOVAL OFSHEET PILES
9. EXCAVATE TOP OF MOTORWAYEMBANKMENT (3m APPROX.)
10. INSTALLATION OFCONTIGUOUSBORED PILES
15. INSTALLATION OF WALLDRAINAGE SYSTEM ANDFACING TO PILED WALL
16. INSTALLATION OF HIGHWAYDRAINAGE AND SERVICES
17. SOUTHERN ACCESSLINK ROAD SURFACING
W E S T E A S T
STAGE 6 - CONSTRUCTION OF SOUTHERN ACCESS ROAD
16. INSTALLATION OF HIGHWAYDRAINAGE AND SERVICES
17. SOUTHERN ACCESSLINK ROAD SURFACING
18. LANDSCAPING OF EMBANKMENTSAND APPROACHES
M 4 W E S T B O U N D M 4 E A S T B O U N D
STAGE 5b - EXCAVATION OF UNDERPASS
M 4 W E S T B O U N D M 4 E A S T B O U N D 14(ii) CONSTRUCT PERMANENTDUCT AND VERGE DETAIL
VRS INSTALLED AT THE END OFSTAGE 3b TO REMAIN AS THEPERMANENT VRS CONFIGURATION
14(ii) CONSTRUCT PERMANENTDUCT AND VERGE DETAIL
P01 DRAFT ISSUE FOR CLIENT COMMENT
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GCP JAS
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NOTES
0100.1. REFER TO DRAWING 44771-PBA-SBR-39060-DR-CB-0110 FOR NOTES.
GENERAL
P02 CONSTRUCTION SEQUENCE REFINED 05.07.19 GCP JAS JWS
P03 PROPPING AND TRANSITION PILES REMOVED 18.10.19 GCP JAS PC
P04 UPDATED TO REFLECT DETAILED DESIGN 22.11.19 GCP JWS PC
Checked
Drawing Issue Status
Date of 1st Issue
Drawing Number
Designed
Revision
DrawnMark Revision ChkdDate
File Location: j:\44771 - southern access m4 crossing\200 - design (all drawings)\201 - all pba drawings\1500 - bridges\44771-pba-sbr-39060-dr-cb-0103.dwg
UTILITIES NOTE: The position of any existing public or private sewers, utility services, plant or apparatus shown on this
drawing is believed to be correct, but no warranty to this is expressed or implied. Other such plant or apparatus may also
be present but not shown. The Contractor is therefore advised to undertake their own investigation where the presence
of any existing sewers, services, plant or apparatus may affect their operations.
SCALING NOTE: Do not scale from this drawing. If in doubt, ask.
user name: philippe, gary
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peterbrett.com© Peter Brett Associates LLP
WICHELSTOWE DEVELOPMENT, SWINDON
WICHELSTOWE SOUTHERN ACCESS
UNDERPASS (SMIS KEY: 39060)
ILLUSTRATIVE CONSTRUCTION SEQUENCE
F O R A P P R O V A L
44771-PBA-SBR-39060-DR-CB-0103 P04
22.11.2019
As Indicated
JAS/AJMC GCP
JAS/JWS PC
Client
A0 Scale