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Detail "A": DIA. 1400 (SEE NOTE 12)

The document outlines minimum requirements for a watertight frame and cover for a manhole, specifying materials and dimensions, including GRP sealing plates and concrete specifications. It includes notes on structural integrity, installation details, and necessary approvals for project variations. Additional instructions for sewer connections and handling of GRP structural chambers are also provided.

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0% found this document useful (0 votes)
22 views1 page

Detail "A": DIA. 1400 (SEE NOTE 12)

The document outlines minimum requirements for a watertight frame and cover for a manhole, specifying materials and dimensions, including GRP sealing plates and concrete specifications. It includes notes on structural integrity, installation details, and necessary approvals for project variations. Additional instructions for sewer connections and handling of GRP structural chambers are also provided.

Uploaded by

bnsmina
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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THESE DETAILS REPRESENTS A MINIMUM REQUIREMENT

BUT MAY BE VARIED, SUBJECT TO APPROVAL, TO SUIT


PROJECT REQUIREMENTS.
Watertight frame & single piece cover Class D400, THEY ARE EXPECTED TO BE INCORPORATED AS TYPICAL
C250 or B125 as directed by the engineer with GRP DETAILS WHICH SHALL BE CHECKED AND APPROVED AS
sealing plate to suite Ø750x600mm (see detail "A")
PART OF THE PROJECT DRAWING SET.
DIA. 1400 (SEE NOTE 12) DUCTILE CAST IRON COVER

CL= PAVED AREA


DN 1000 NOTES
FGL MACHINED SEATING

1. ALL DIMENSIONS ARE IN MILLIMETERS UNLESS

300
OTHERWISE STATED.
2. ALL CONCRETE TO BE C40 UNLESS OTHERWISE
FRAME LIP FOR SEALING PLATE STATED.
REINFORCED CONCRETE C40 (4 LIPS) GAS TIGHT
EPDM RUBBER CLEAR OPENING AS STATED 3. CHAMBERS ARE TO BE WATERTIGHT.
COVER SLAB (AT SITE AS PER SPECS.) ON DRAWINGS

300
GRP LINING ECR GLASS, 7mm.THICK 4. FOR SEWER CONNECTION DETAILS REFER TO DRG No.
SD306.
7mm GRP SKIN LINER FOR COVER SLAB DETAIL "A" 5. FOR COVER AND ACCESS DETIALS REFER TO DRG No.
SD307.

70
(MANHOLE TOP, FRAME & GRP SEALING PLATE DETIALS) 6. SEWER GRADIENTS TO BE MAINTAINED THROUGH
CHANNELS.
200 750x600 200 7. ALL GRP STRUCTURAL CHAMBERS SHALL BE
CLEAR OPENING INCORPORATED WITH LIFTING BLOCKS FOR HANDLING.
EPDM SEAL 40X6mm 8. PORT CONFIGURATION SHALL BE TO MATCH ALL
CONNECTING INCOMING AND OUTGOING PIPE LINE.
9. STRUCTURAL INTEGRITY OF CHAMBER IS THE
SHAFT (GRP PIPE) RESPONSIBILITY OF DESIGNER / MANUFACTURER.
10. GRP CHAMBER SHAFT HAVE A MINIMUM SPECIFIC
WALL THICKNESS (SEE NOTE 13) INITIAL LONGITUDINAL COMPRESSIVE STRENGTH AT
BREAK OF 80 MPa (MN/m²).
11. ALL CUT-OUTS / HOLES & AIR VENT HOLES FOR
CONCRETE TO BE CLOSED BY GRP LAMINATION AFTER
Manhole Depth ≤ 6000mm

LIFTING BLOCK THE CURING OF CONCRETE.


12. BOX-OUT: EXTERNAL BASE DIMENSIONS TO BE BASED
ON ANTI-FLOATATION REQUIREMENT & RELEVANT
CALCULATION TO BE APPROVED PRIOR TO
MANUFACTURING.
Watertight frame & single piece cover Class D400,
C250 or B125 as directed by the engineer with GRP 13. REFER TABLE 1, SWS SPECIFICATION SECTION 02300.
sealing plate to suite Ø750x600mm (see detail "A") 14. 4 NOS. GRP SHEAR KEY TO BE PROVIDED FOR
ANCHORAGE BETWEEN SHAFT & CONCRETE FILL.
15. MANUFACTURER TO SUBMIT DETAILED STRUCTURAL
CALCULATION BASED ON ACTUAL SITE CONDITION & TO
7mm GRP EXTERNAL BASE
BE APPROVED PRIOR TO MANUFACTURING.
PLAN AT COVER LEVEL
B B

GRP BENCHING
& CHANNEL 7mm THICK D D
CUTOUT FOR
CONCRETE POURING SHAFT (GRP PIPE)
PIPE PORT
INLET PIPE 7mm GRP EXTERNAL BASE
(CONCRETE FILL) OUTLET PIPE
1:6 Slope
1:6 Slope
* 200

1:6 Slope
PIPE PORT 1:6 Slope

* 200
SHAFT (GRP PIPE)
Base (variable)

40
IL=
Ø200

Base (variable)
Ø200
GRP SHEAR KEY

100
(100x150x40mm)
300

GRP SHEAR KEY CUTOUT IN SHAFT WALL

300
(SEE NOTE 14) (FOR CONCRETE PASSAGE)

30mm DRY MORTAR SCREED CONCRETE FILL IN BASE


75mm THICK CONCRETE C20 BLINDING

May vary depending on antifloatation DN 1000 GRP SHEAR KEY 2 SWS New logo Updated 22.May. 23
*

requirement based on site water table. DIA. 1400 (SEE NOTE 12) DN 1000 (SEE NOTE 14) 1 AS PER REV. ADSSC SPECS. 31.Oct.16

DIA. 1400 (SEE NOTE 12) SHEAR KEY DETAILS (TYPICAL) 0 FIRST ISSUE 25.Mar.14
GRP SEMI CIRCULAR
SECTION A-A CONCRETE TIES (LUGS)
Rev Description Auth. Chk. App. Date

SECTION C-C CLIENT

ABU DHABI SUSTAINABLE


WATER SOLUTIONS COMPANY
PO BOX 10881
Ø200 ABU DHABI, UAE
7mm GRP EXTERNAL BASE
(CONCRETE FILL)
Ø12mm AIR VENT HOLES
(TO BE CLOSED AFTER CONCRETING) CONSULTANT
CUTOUT FOR
DIA. 1400 (SEE NOTE 12)

CONCRETE POURING PIPE PORT


A-----------+ B-----------
LIFTING BLOCK C----------- COMPANY
LOGO
C C
DN 1000

Ø200
PO BOX -----
1:6 SILICA SAND NON-SLIP SURFACE
ON BENCHING LAND
ABU DHABI, UAE
Slo pe
pe Slo

R1
DIA. 1400 (SEE NOTE 12)

1:6 PIPE PORT


R2 150
CONTRACTOR
A A
DN 1000

R2

Ø200
Ø200

R1

D------- + E------
as required LOGO F----COMPANY
1:6 PO BOX -----
pe
Slo Slo
pe R1 = R + D/2 ABU DHABI, UAE
1:6 750x600mm CLEAR OPENING
R2 = R - D/2
FOR D.I. ACCESS COVER
CUTOUT IN SHAFT WALL PROJECT TITLE
(FOR CONCRETE PASSAGE) PIPE PORT

SHAFT (GRP PIPE) STANDARD DETAILS


GRP Cutout
(For Concrete Pouring) D DRAWING TITLE

DN 1000 GRP STRUCTURAL


SECTION PLAN B-B MINIMUM RADIUS Ø200 COLLECTION CHAMBER WITH BOX-OUT
R1 = 50mm
R2 = 150mm SECTION PLAN D-D
CAD REFERENCE SCALE [A1]
(TYPICAL DETAIL FOR 90° AT MANHOLE) NOT TO SCALE
CONTRACT No. DRAWING No.
Original Drawing Size A1 GRP-SD310D REV.2

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