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OAKWOOD

ROUNDABOUT

C

R

E

S

T

AC

ACOF

AC

ACOF

3No. 1 x 1.5m box

culverts to be installed

under Harbour Way:

see dwg: C2014B / CL /

1701 for full details.

PSEGB

EGB EGBEGB

EGEG

Existing drain

Existing undergroundPumping station tobe removed andreplaced with new

Existing drain tobe connected intonew manhole 6

EG

AC

AC

MH-13

MH-3

MH-1

G

MH-9

CL=7.801

IL=6.254

D=1.547

Type 1c

2 new manholes to be built either side of the new

flood relief culverts. MH9 to outlet alongside

culvert wall, MH10 to be build on existing 300mm

highway drain. Section of existing highway drain

between the new manholes to be abandoned .

MH-10

CL=7.801

IL=6.254

D=1.547

Type 1c

Section of existing drain tobe abandoned shown dotted

MH-12

MH-9

1

3

5

0

m

m

A

T

T

E

N

U

A

T

I

O

N

P

I

P

E

new outlet from

existing mh alongside

culvert wall connected

into MH-10

AC

ACOF

ACOF

3

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5

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outlet pipes

from existing

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EG

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Section ofexisting drain tobe abandonedshown dotted

CONTROL CHAMBER

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S9CL: 7.000mIL: 5.838m

525Ø 1:310

S7 HYDRO-BRAKECL: 7.25mIL: 6.03m

CL: 7.448mIL: 6.100

24" afan water main

ACOF

ACACOF

Replacement of existing

aco drainage kerb units

required due to culvert

construction

Aco dropped unit25 mm upstand.

Aco dropped unit25 mm upstand.

Aco dropped unit0 mm upstand.

G

PUMPING STATION

CL=6.952

IL= 2.710

D= 4.242

Type TBA

MH-5

MH-6

MH-8

MH-10

SUDS WETLAND

AREA

S

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T

ENGINEERING AND TRANSPORT

GARETH NUTT

DIRECTOR OF ENVIRONMENT

THE QUAYS, BRUNEL WAY

BAGLAN ENERGY PARK

NEATH SA11 2GG

A1

K:\HARBOURSIDE\10 DRAWINGS\10.3 PLANNING\06b. SPF UPDATE 06.C2014B-DR-0501-0502 with Water Main and SPUR connections.dwg

Date

Approved

Drawing No.

File No.

Drawn

Date

Scales

Financial Code No.

Checked

Date

Job Title

Ch

Client

Rev Details Dr Ap Date

Job T

itle

Drg. N

o.

1. All dimensions are in millimetres unless

otherwise stated.

NOTES

26.007500.B054.300916

SEPT '17

MCB

SEPT '17

HIH

SEPT '17

1:500

C2014B / DR / 0501

C20

14B

HA

RB

OU

RSI

DE

STR

ATE

GIC

EM

PLO

YM

ENT

SIT

EC

2014

B /

DR

/ 05

01DRAINAGE LAYOUT 1:500

2. All levels are quoted in metres above Ordnance

Datum.

3. For Drainage notes refer to dwg no

D30168/D0502. Drainage notes are to be read

in conjunction with all the drainage series

drawings.

4. For drainage details refer to Highway

Construction Details:

F1 - Surface Water Drains - Trench and

Bedding Details

F3 - Type 1 Chamber (Brick or In-situ

concrete manhole)

F10 - Chamber fittings - ladder handhold and

safety chain

F28 - Chamber fittings - guardrail

KEY

EG EXISTING GULLY TO RETAIN.

EGB EXISTING GULLY TO ABANDON.

PROPOSED MANHOLE.

EXISTING DRAINAGE (TO REMAIN)

PROPOSED KERB DRAIN UNIT.

AC - ACCESS COVER (CLEANING)

ACOF - OUTLET

AC

PROPOSED CARRIER DRAIN WITH

ASSOCIATED LONG SECTION.

PROPOSED PENSTOCK

ACOF

300Ø

control chamber

POLLUTION CONTROL POINT.

EXISTING DRAINAGE (TO BE REMOVED)

MH

DESIGN NOTES

1. For detail of trench and bedding details refer to

Diag. No. HCD F1.

2. For detail of manhole Type 1A refer to HCD F3

manhole Type 3a refer to HCD F5.

3. For detail of different manhole Types refer to

C2014B/DR/0504.

4. For detail of manholes not listed above refer to

NPTCBC standard details.

5. For detail of trapped road gullies refer to

standard detail No. SD/G/20 A.

6. For Detail of gully connecting drain type DG1

refer to standard detail No SD/G/25A.

7. For detail of gully connecting drain type DG3,

refer to standard detail No SD/G/26.

8. For detail of treatment around manhole covers in

embankment, refer to Diag. No. SD/G/33.

9. All chamber foundations below existing ground

level to have an extended base detail and mesh

as detailed on Diag No. C2014B/DR/0504.

10. All storage / attenuation pipe chambers including

control structure chambers and riser shafts to

have the following:-

10.1. bolted down access covers

10.2. vented access covers

10.3. concrete aprons 200 thick to access covers

(refer to Detail X on Diag No.

C2014B/DR/0504).

11. All control structure chambers that contain

penstocks are pollution control points. All

pollution control points shall have the following:-

11.1. penstock to suit size of outlet pipe, on

seating.

11.2. Access covers painted red for identification

11.3. Signage to indicate the chambers status,

11.4. Steps where required. Steps and handrails

shall be kwik-step modular permanent

access solution or similar approved.

12. All drainage items in aggressive ground shall be

specified to the requirement for the aggressive

ground condition to which the drainage item will

be subjected within the permanent works. Refer

to BRE special digest 1:2005 third edition

"concrete in aggressive ground".

13. Surface water drains are to have waterproof

flexible joints in accordance with clause 504 of

the specification.

14. Reinstatement of surface water drains, trenches

etc: located in existing highways shall be in

accordance with clause 706 and appendix 7/2.

15. See appendix 5/1 of the specification table 5/1

for permitted pipe work trench options.

16. Chambers to have 200mm thick concrete

surrounds type ST4 to chamber rings, where

stated on the manhole type and in the schedule.

17. All combined kerb drain unit out falls (ACOF)

shall sit on top of trapped road gullies unless

stated otherwise.

18. Saddle connections are required and are detailed

on the long section drawings.

19. Penstocks shall be cast iron rectangular metal

faced suitable for wall mounting with on - seating

head capacity of 6m. Surface access for

extended non-rising spindle with cap direct on

spindle in surface box for key turning. Fixtures

and fittings shall be corrosion resistant for

highway surface water conditions. Penstocks

shall conform to BS7775:1995. Stockists either:

Adams Hydraulics Ltd of York, Ham Baker

Hartley of Stoke on Trent or similar approved.

20. The outlet control chamber shall be designed in

conjunction with the Hydro brake design for each

Network case. Hydro brakes shall be designed

by Hydro international to suit each outlet

(Network) and mounted on the weir wall. The

chamber, weir wall and benching shall be

designed to the Hydro brake manufactures

recommendations and shall be approved by the

designer prior to any construction. Sump depth to

be determined from Hydro brake manufactures

recommendations.

C2014B HARBOURSIDE STRATEGIC

EMPLOYMENT SITE

SPF DRAINAGE - MAIN DEVELOPMENT

Status PLANNING

G

PROPOSED GULLY.

PROPOSED PACKAGED PUMPING STATION.

PS