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Developer Services
Construction Details
Approved details
• Developer Services Detail 1 – Manhole Type 1
• Developer Services Detail 2 – Manhole Type 2
• Developer Services Detail 3 – Manhole Type 4
• Developer Services Detail 4 – SW Shallow Manhole
• Developer Services Detail 5 – Flow Control Manhole
• Developer Services Detail 7 – External Backdrop Detail
• Developer Services Detail 8 – Pipe Bedding Detail
• Developer Services Detail 10 – Variable Manhole Features
• Developer Services Detail 11 – Headwall Type 1 De tail
• Developer Services Detail 12 - Headwall Type 2 and 3 Details
Copyright © United Utilities Water Limited 2016 2
MANHOLE ACCESS. SEE NOTE 8
GROUND LEVEL
WHERE COVER IS
350-600LOCATED IN FIELD
LADDER OR
DOUBLE STEPS AT
250/300 CENTRES NOTES
VERTICALLY (v.f."A")
1. ALL DIMENSIONS ARE IN MILLIMETRES
2. CONCRETE BENCHING AND PIPE SURROUND
PRECAST CONCRETE REDUCER SHALL BE PLACED IN SINGLE CONTINUOUS
SLAB (v.f."B") OPERATION FROM TOP OF BASE SLAB TO TOP OF
BENCHING AND PIPE SURROUND
3. CONNECTION INTO MANHOLES
PRECAST CONCRETE CHAMBER 6000 MAX SHALL BE CONSTRUCTED WITH THE SOFFITS
RING. LEVEL UNLESS DETAILED DIFFERENTLY ON
CONTRACT DRAWINGS
4. METALWORK
INCOMING INCOMING 100 MIN/200 MAX LADDERS, HANDRAILING AND SAFETY CHAIN
CONNECTION CONNECTION THICKNESS OF SHALL BE AS SHOWN ON DEVELOPER SERVICES
2000 MIN BENCHING CONCRETE DETAIL 9 (STND/19/009)
150 MINIMUM CONCRETE BETWEEN OUTSIDE 5. CONCRETE SURROUND TO MANHOLES
SURROUND TO BARREL & SOCKET TOP SURFACE OF PIPE
SAFETY CHAIN (v.f."F") X MIN OF CUT PIPE (NOTES 2 & 10) 300 MAX1 IN 30 AND CHAMBER RING. A CONCRETE SURROUND IS NOT NORMALLY
REQUIRED TO MANHOLES UNLESS INSTALLED IN
A A MINIMUM RADIUS OF AREAS OF UNSTABLE GROUND, UNDER
EXPOSED ARRISES TO CONDITIONS OF FLOTATION OR WHERE
DOUBLE STEPS BE 40. BENCHING SUBJECTED TO EXCEPTIONAL OR ECCENTRIC
AT 300 CENTRES 300 SURFACE WITH STEEL LOADS. IN WHICH CASES A 150 SURROUND OF AT
VERTICALLY TROWEL FINISH. LEAST 20 N/mm CONCRETE SHALL BE
CHANNEL SURFACES PROVIDED. ANY JOINTS SHOULD BE STAGGERED
225 THK CONCRETE FAIR WORKED. WITH PRECAST CONCRETE JOINTS
BASE ( SEE NOTE 10) 6. MINIMUM LENGTH OF CHANNEL (X Min)
COMPRESSIBLE FILLER 500 x 150 INVERT
ACCESS STEP (v.f."G") 75 CONCRETE BLINDING HALF ROUND P.C.C. OR V.C. CHAMBER DIA ''X'' MIN
INVERT TO FORM CHANNEL 1050 800
WHERE APPROPRIATE.
SECTION B-B SECTION C-C 1200 950
1350 1000
1500 1050
1800 1150
2100 1300
2400 1450
2700 1550
3000 1700
CONCRETE BASE C 7. CUT ENDS OF REINFORCED CONCRETE PIPES
INCOMING CONNECTION SHALL BE TREATED WITH EPOXY RESIN
MINIMUM BENCHING PAINT/MORTAR A SC DH SD FOR INFORMATION 14.04.16
WIDTH (v.f."D") $1*/(12772(;&((' 8. MANHOLE ACCESSES FOR MANHOLE ACCESS
OPTIONS AND DETAILS SEE DEVELOPER
SERVICES DETAIL 10 (STND/19/010)
B FLOW B DOUBLE STEPS SHALL BE PLASTIC
ENCAPSULATED CARBON STEEL TO BS EN 1247-2.
DOUBLE STEPS SHALL NOT BE USED WHERE
COVER-TO-SOFFIT DIMENSION IS >3.0m
ROCKER PIPE 325 MIN. MAX. LENGTH OF 9. COVER AND FRAME
C ROCKER PIPE (v.f."C") 150 DEEP COVERS ARE TO BE USED IN
CATEGORY 1, 2, 3 ROADS. 100 DEEP COVERS ARE
CONCRETE BASE TO BE USED IN CATEGORY 4 ROADS. DOUBLE
750 MAX. DISTANCE OF FIRST PIPE TRIANGULAR COVERS ARE TO BE USED IN
JOINT FROM CHAMBER SURROUND CARRIAGEWAY. ROAD CATEGORY TO BE
SECTION A-A DESIGNATED BY THE HIGHWAY AUTHORITY.
FRAME TO BE SET AS PER SPECIFICATION
10.CONCRETE
MANHOLE TYPE 1 - PIPES NOT ALL IN-SITU CONCRETE TO BE DC - 3 OR FND3
EXCEEDING 525 DIAMETER 11.VARIABLE FEATURES (V.F.)
(DEPTH TO BENCHING NOT EXCEEDING 6000) WHERE V.F. APPEARS IN ANNOTATION REFER TO
VARIABLE FEATURES AS SHOWN ON DEVELOPER
SERVICES DETAIL 10 (STND/19/010)
c The copyright of this document, which contains information of a proprietary nature, is vested in United Utilities Water Limited. The content of this document may not be used for purposes other than that for which it has been supplied and may not be reproduced, either wholly or in part, in any way whatsoever. It may not be used by, or its contents divulged to any other person whatsoever without the prior written permission of United Utilities Water Limited.
Copyright Acknowledgement: Use of Ordnance Survey map data sanctioned by the controller of H.M. Stationery Office. OS Licence Number 100019326. Crown copyright reserved. Unauthorised production infringes copyright
MANHOLE ACCESS. SEE NOTE 8.
GROUND LEVEL
350-600 WHEN COVER IS
PRECAST CONCRETE COVER LOCATED IN FIELD
SLAB (V.F.B)
ACCESS LADDER
PRECAST CONCRETE HANDRAILING WITH FLAT
CHAMBER RING BASE FIXINGS AND ACCESS
150 MINIMUM THICKNESS CONCRETE 6000 MAX 600 OPENINGS (v.f."D"&"E")
STEP IRON ABOVE SURROUND TO BARREL & SOCKET OF MIN SEE NOTE 4
PIPE AS HANDHOLD CUT PIPE (NOTES 2 & 10) 100 MIN/200 MAX THICKNESS OF
2000 MIN BENCHING CONCRETE
BETWEEN OUTSIDE TOP NOTES
INCOMING SURFACE OF PIPE AND
CONNECTION 1 IN 30 CHAMBER RING 1. ALL DIMENSIONS ARE IN MILLIMETRES
X MIN 2. CONCRETE BENCHING AND PIPE SURROUND
SHALL BE PLACED IN SINGLE CONTINUOUS OPERATION
MINIMUM RADIUS OF FROM TOP OF BASE SLAB TO TOP OF BENCHING AND
150 EXPOSED ARRISES TO PIPE SURROUND
HALF ROUND PRECAST BE 40. BENCHING 3. CONNECTION INTO MANHOLES
225 CONCRETE INVERT TO FORM SURFACE WITH STEEL
CHANNEL WHERE TROWEL FINISH. SHALL BE CONSTRUCTED WITH THE SOFFITS LEVEL
COMPRESSIBLE SAFETY 500 x 150 RECESS+ APPROPRIATE. CHANNEL SURFACES UNLESS DETAILED DIFFERENTLY ON CONTRACT
FILLER CHAIN ACCESS STEP FAIR WORKED DRAWINGS
225 THICK 75 CONCRETE 4. METALWORK
CONCRETE BASE BLINDING CONCRETE BENCHING
(NOTES 2 & 10) LADDERS, HANDRAILING AND SAFETY CHAIN SHALL BE
SECTION B-B SECTION C-C AS SHOWN ON DEVELOPER SERVICES DETAIL 9
(STND/19/009)
5. CONCRETE SURROUND TO MANHOLES
700 A CONCRETE SURROUND IS NOT NORMALLY REQUIRED
DROP BAR DETAIL TO MANHOLES UNLESS INSTALLED IN AREAS OF
UNSTABLE GROUND, UNDER CONDITIONS OF
FLOTATION OR WHERE SUBJECTED TO EXCEPTIONAL
FIXED END DETAIL OR ECCENTRIC LOADS. IN WHICH CASES A 150
SURROUND OF AT LEAST 20 N/mm CONCRETE SHALL BE
HOOK DETAIL PROVIDED. ANY JOINTS SHOULD BE STAGGERED WITH
PRECAST CONCRETE JOINTS
1100 6. MINIMUM LENGTH OF CHANNEL (X Min)
100 100 SAFETY CHAIN IN
375 NORMAL POSITION CHAMBER DIA ''X'' MIN
PREFERRED LADDER 500 1050 800
MINIMUM BENCHING AND ACCESS 1200 950
WIDTH 1100 POSITION 1350 1000
500 x 150 RECESS FLOW 1500 1050
C 1800 1150
DROP BAR DETAIL STAINLESS STEEL
HANDRAILING DOUBLE STEPS AT 300 2100 1300
SAFETY CHAIN CTRS VERTICALLY 2400 1450
CONCRETE BASE SEE NOTE 11
2700 1550
STEP IRON ABOVE PIPE FRONT ELEVATION 3000 1700
OUTLET TO ALLOW SAFETY A SC DH SD FOR INFORMATION 14.04.16
CHAIN REMOVAL. TYPE 2 7. CUT ENDS OF REINFORCED CONCRETE PIPES
MANHOLE ONLY FLOWB RING NUT FOR PARKING SHALL BE TREATED WITH EPOXY RESIN PAINT/MORTAR
B CHAIN (NORMAL POSITION)
325MIN 8. MANHOLE ACCESSES FOR MANHOLE ACCESS
COMPRESSIBLE FILLER STEP IRON FOR HOLDING OPTIONS AND DETAILS SEE DEVELOPER SERVICES
THICKNESS "L" WHEN STOOD IN DETAIL 10 (STND/19/010). DOUBLE STEPS SHALL BE
L 750 MAX. DISTANCE OF FIRST CHANNEL TYPE 2 ONLY PLASTIC ENCAPSULATED CARBON STEEL. DOUBLE
REFER TO TABLE 3 C PIPE JOINT FROM CHAMBER 260 STEPS SHALL NOT BE USED WHERE COVER-TO-SOFFIT
DWG NO. STND/19/008 SURROUND DIMENSION IS >3.0m
1 IN 30 1 IN 30 9. COVER AND FRAME
DOUBLE STEPS AT 300 PIPE CONNECTION 125 MIN FROM TOP
CTRS VERTICALLY 150 DEEP COVERS ARE TO BE USED IN CATEGORY 1, 2, 3
PLAN OF BENCHING ROADS. 100 DEEP COVERS ARE TO BE USED IN
SAFETY CHAIN SHOWN IN CATEGORY 4 ROADS. DOUBLE TRIANGULAR COVERS
200 MAX100 MIN POSITION WHEN WORKING ARE TO BE USED IN CARRIAGEWAY. ROAD CATEGORY
IN INVERT TO BE DESIGNATED BY THE HIGHWAY AUTHORITY.
1700 MAX FRAME TO BE SET AS PER SPECIFICATION
MANHOLE TYPE 2 150 FOR TYPE 2 MANHOLES 10.CONCRETE
PIPES 600 - 1500 DIAMETER 1 IN 30 300 FOR TYPE 1 MANHOLES ALL IN-SITU CONCRETE TO BE DC - 3 OR FND3
(DEPTH TO BENCHING NOT EXCEEDING 6000) 11.VARIABLE FEATURES (V.F.)
WHERE V.F. APPEARS IN ANNOTATION REFER TO
SIDE ELEVATION VARIABLE FEATURES AS SHOWN ON DEVELOPER
(LOOKING DOWNSTREAM) SERVICES DETAIL 10 (STND/19/010)
c The copyright of this document, which contains information of a proprietary nature, is vested in United Utilities Water Limited. The content of this document may not be used for purposes other than that for which it has been supplied and may not be reproduced, either wholly or in part, in any way whatsoever. It may not be used by, or its contents divulged to any other person whatsoever without the prior written permission of United Utilities Water Limited.
Copyright Acknowledgement: Use of Ordnance Survey map data sanctioned by the controller of H.M. Stationery Office. OS Licence Number 100019326. Crown copyright reserved. Unauthorised production infringes copyright
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