1

2

3

5

6

7

8

9

10

11

14

12

13

15

4a

4b

DOUBLE TRIANGULAR DUCTILE IRON ACCESS

COVER TO BSEN124 D400 LOADING, WITH

600x600mm CLEAR OPENING. STANTON

'CHIEFTAIN' (REF H118), OR SIMILAR, CLEARLY

AND PERMANENTLY MARKED WITH THE

LETTERING 'FW' FOR FOUL WATER AND 'SW'

FOR SURFACE WATER. FRAME DEPTH TO BE

150mm WHERE LOCATED IN BLOCK PAVED

AREAS.

COVER FRAME BEDDED ON AND HAUNCHED IN

CLASS M1, M2 OR EPOXY MORTAR NO GREATER

THAN 20mm THICK. APPROVED PACKING

MATERIAL MAY BE USED IF REQUIRED.

10mm UNCOMPRESSED THICKNESS OF

'TOKSTRIP' OR SIMILAR APPROVED

COMPRESSIBLE SEALANT TO ALL HORIZONTAL

JOINTS.

MIN TWO, MAX 4 COURSES OF ENGINEERING

BRICK.

TYPE 1 COVER FRAME SEATING RING WITH

600x600 ECCENTRIC ACCESS OPENING

(BS752-3) BEDDED ON MORTAR.

REINFORCED PRECAST CONCRETE HEAVY

DUTY COVER SLAB TO BS5911:PART 200 WITH

750x600 ACCESS OPENING, BEDDED ON

MORTAR.

PRECAST CONCRETE CHAMBER RINGS TO

BS5911:PART 200.

GEN3 IN-SITU CONCRETE SURROUND MIN 150

THICK, DESIGNED TO BRE SPECIAL DIGEST 1

CONCRETE IN AGRESSIVE GROUND.

POLYPROPYLENE ENCAPSULATED DOUBLE

STEP RUNGS TO BS1247 PARTS 1 & 2. MIN

WIDTH 280mm AT 250mm CTRS.

GRANO CONCRETE BENCHING (MIN 20mm

THICK) TO BE BROUGHT UP TO A DENSE

SMOOTH FACE NEATLY SHAPED AND FINISHED

TO ALL BRANCH CONNECTIONS. BENCHING

SLOPE TO BE BETWEEN 1 IN 10 AND 1 IN 30.

BOTTOM CHAMBER SECTION TO BE BUILT INTO

BASE CONCRETE MIN 75mm.

CONSTRUCTION JOINT.

GEN3 IN-SITU CONCRETE, DESIGNED TO BRE

SPECIAL DIGEST 1 CONCRETE IN AGRESSIVE

GROUND.

ALL PIPES ENTERING OR LEAVING MANHOLES

SHALL HAVE A FLEXIBLE JOINT WITHIN 600mm

OF THE INSIDE FACE OF THE MANHOLE.

SHORT LENGTH PIPE TO BE SIMILAR LENGTH TO

ROCKER PIPE.

PIPE JOINT WITH CHANNEL TO BE LOCATED MIN

100mm FROM INSIDE FACE OF CHAMBER.

(NB: SOME ITEMS MAY NOT BE REQUIRED FOR MANHOLE DETAILED)

TYPE B MANHOLE

1350

600 M

AX

C

L

(DEPTH TO SOFFIT 1.5m TO 3.0m)

4a

4b

8

14

13

9

7

6

13

14

3

1

2

5

6

7

8

8

11

9

10

12

100300

30

0

HYDROBRAKE

FLOW CONTROL

150mmØ OUTFALL

SEWER TO DITCH

37

5

150mmØ PIPE FROM

ATTENUATION TANK

15

675

HYDROBRAKE SPECIFICATION

(PROVIDED BY HYDRO-INTERNATIONAL PRODUCT MANUFACTURER)

19.400m

16.730m

TYPE B MANHOLE NOTES

150mm THICK STONE PITCHING

SET IN AND BEDDED ON 150mm

THICK GRADE ST1 CONCRETE

FRONT ELEVATION

ROCKER PIPE

1175mm

150mmØ SURFACE

WATER SEWER

1875mm

ADOPTABLE HEADWALL DETAIL

PLAN VIEW

TWO RAIL GALVANISED MILD STEEL

TUBULAR GUARDRAIL 1200mm HEIGHT

BOLTED TO TOP OF HEADWALL.

'KEYCLAMP' OR SIMILAR TO

CATEGORY 6 BS 6180 740N/m LOADING

TWO RAIL GALVANISED MILD

STEEL TUBULAR GUARDRAIL

1200mm HEIGHT BOLTED TO TOP

OF HEADWALL. 'KEYCLAMP' OR

SIMILAR TO CATEGORY 6 BS

6180 740N/m LOADING

42.4mm O.D. HOT DIPPED

GALVANISED MILD STEEL TUBE,

3.2mm THICK TO BS 4848.

FLAT BASE (OR SIDE PALM FIXING)

FIXED TO STRUCTURE WITH A MINIMUM

OF 2 No. M16 BOLTS (DRILLED AND

FIXED AFTER CONSTRUCTION OF THE

STRUCTURE)

12

00

300 300

500mm

MINIMUM

150mm MINIMUM CONCRETE BED

AND SURROUND TO PIPE CAST

INTEGRALLY WITH HEADWALL

500mm

MINIMUM

CONSTRUCTION JOINTS

150mm THICK STONE PITCHING

SET IN AND BEDDED ON 150mm

THICK GRADE ST1 CONCRETE

ROCKER PIPE

CROSS SECTION

TWO RAIL GALVANISED MILD

STEEL TUBULAR GUARDRAIL

1200mm HEIGHT BOLTED TO

TOP OF HEADWALL. 'KEYCLAMP'

OR SIMILAR TO CATEGORY 6 BS

6180 740N/m LOADING

BED LEVEL 39.070

(DRY DITCH)

39.176

▼

39.126

▼

40.250

▼

1. THIS DRAWING IS BASED ON A DRAWINGS BY HALE ALLEN JONES SUPPLIED BY

BADGER BUILDING AND THE ARCHITECTS LAYOUT DRAWING REF 4754_052_L

CHAPLIN FARRANT.

2. DIMENSIONS ARE STATED IN MILLIMETRES UNLESS SHOWN OTHERWISE.

CHAINAGES ARE STATED IN METRES. LEVELS ARE IN METRES AND RELATED

TO ORDNANCE DATUM.

3. DIMENSIONS AND CO-ORDINATES SHOULD NOT BE SCALED FROM THIS

DRAWING, IF IN DOUBT PLEASE ASK.

4. THE CONTRACTOR IS TO VERIFY THE ACCURACY OF INFORMATION PROVIDED

BY OTHERS.

5. EXISTING PUBLIC UTILITY SERVICES AND PRIVATE APPARATUS ARE NOT

NECESSARILY ALL SHOWN ON THIS DRAWING. THE CONTRACTOR SHALL

LIAISE WITH THE APPROPRIATE UTILITY PROVIDER TO DETERMINE PRECISELY

WHERE ON SITE EXISTING SERVICES ARE LOCATED. SERVICES SHALL BE

LOCATED AND MARKED OUT ON SITE PRIOR TO ANY EXCAVATION WORK

BEING COMMENCED.

6. ALL EXISTNG SERVICES, SEWERS AND DRAINS INDICATED ON THIS AND ANY

OTHER RELATED DRAWINGS ARE SHOWN ONLY INDICATIVELY, AND SHALL

HAVE THEIR POSITION AND LEVEL CONFIRMED ON SITE BY THE CONTRACTOR.

7. THE PROPOSED ACCESS ROADS IS TO BE OFFERED FOR ADOPTION TO

NORFOLK COUNTY COUNCIL UNDER A SECTION 38 AGREEMENT.

8. ALL HIGHWAY WORKS SHALL BE CONSTRUCTED FULLY IN ACCORDANCE WITH

NORFOLK COUNTY COUNCIL'S SPECIFICATION AND THE HIGHWAYS AGENCY

SPECIFICATION. THE CONTRACTOR SHALL LIAISE WITH NORFOLK COUNTY

COUNCIL'S HIGHWAYS INSPECTOR WITH REGARD TO INSPECTIONS AT THE

APPROPRIATE STAGES OF THE WORKS.

9. FOUL WATER FROM THE DEVELOPMENT SHALL BE DRAINED TO EXISTING

SEWERS IN YARMOUTH ROAD, A PRIVATE PUMPING STATION WILL BE

REQUIRED FOR PLOTS AT THE SOUTH EAST END OF THE SITE.

10. IT IS THE INTENTION THAT THE EXTENDED FOUL SEWER WILL BE ADOPTED BY

ANGLIAN WATER UNDER A SECTION 104 AGREEMENT. THEREFORE, THE

SEWERS SHALL BE CONSTRUCTED IN ACCORDANCE WITH "SEWERS FOR

ADOPTION" (6th EDITION) AND THE CONTRACTOR SHALL LIAISE WITH ANGLIAN

WATER WITH REGARD TO INSPECTIONS AT THE APPROPRIATE STAGES OF

THE WORKS.

11. CONNECTIONS TO THE EXISTING SEWER SHALL BE SUBJECT TO THE

APPROVAL OF ANGLIAN WATER AND SHALL BE CARRIED OUT BY A

CONTRACTOR APPROVED BY ANGLIAN WATER. THE CONTRACTOR SHALL

COMPLY WITH THE REQUIREMENTS OF ANGLIAN WATER WITH REGARDS TO

SUBMITTING METHOD STATEMENTS, RISK ASSESSMENTS ETC FOR OBTAINING

A 'PERMIT TO WORK' ON THE SEWER.

12. ALL NON-ADOPTABLE DOMESTIC DRAINAGE SHALL BE SUBJECT TO

INSPECTIONS BY THE LOCAL BUILDING CONTROL OFFICER. THE CONTRACTOR

SHALL LIAISE WITH THE BUILDING INSPECTOR WITH REGARD TO ARRANGING

INSPECTIONS AT THE APPROPRIATE STAGES OF THE WORK.

13. PROTECTION TO DOMESTIC SEWERS:

WHERE THE COVER TO PIPES UNDER TRAFFICKED AREAS IS LESS THAN

900mm THE PIPELINE SHALL BE PROTECTED WITH A MIN 150mm THICK

CONCRETE SURROUND (BED TYPE Z1).

14. PROTECTION TO ANGLIAN WATER ADOPTABLE SEWERS:

WHERE THE COVER TO PIPES UNDER THE CARRIAGEWAY IS LESS THAN

1200mm THE PIPELINE SHALL BE PROTECTED WITH A 175mm THICK

REINFORCED CONCRETE SLAB (BED TYPE Z3).

15. PROTECTION TO HIGHWAY SEWERS:

WHERE THE COVER TO PIPES UNDER TRAFFICKED AREAS IS LESS THAN

1200mm THE PIPELINE SHALL BE PROTECTED BY A FULL CONCRETE BED AND

SURROUND (BED TYPE Z1).

16. ALL PIPES ENTERING OR LEAVING MANHOLES SHALL BE LAID WITH THEIR

SOFFITS LEVEL, UNLESS SHOWN OR AGREED OTHERWISE.

17. GULLY CONNECTIONS TO BE 150mm DIA AT A GRADIENT NO FLATTER THAN 1

IN 180 UNLESS STATED OTHERWISE.

18. ALL DOMESTIC DRAINAGE PIPE LINES SHALL BE 100mm DIA UNLESS STATED

OTHERWISE. 100mm DIA STORM DRAINS SHALL BE LAID AT A GRADIENT NO

FLATTER THAN 1 IN 100, AND FOUL DRAINS TO A GRADIENT NO FLATTER THAN

1 IN 80.

19. THE SURFACE COURSE ON THE ACCESS ROAD SHALL BE DEFERRED UNTIL

BUILDING WORK FOR THE WHOLE DEVELOPMENT IS COMPLETE. GULLY

FRAMES AND GRATES AND OTHER IRONWORK SHALL BE TEMPORARILY SET

FLUSH WITH THE BASE COURSE AND RAISED AT THE TIME THE SURFACE

COURSE IS CONSTRUCTED.

20. ALL WORKS WITHIN THE EXISTING HIGHWAY SHALL BE CARRIED OUT FULLY IN

ACCORDANCE WITH THE NEW WORKS AND STREET WORKS ACT 1991 AND TO

CHAPTER 8 OF THE TRAFFIC SIGNS MANUAL. THE CONTRACTOR SHALL

PROVIDE, ERECT, MAINTAIN AND REMOVE UPON COMPLETION ALL

TEMPORARY SIGNING REQUIRED FOR WORKS CARRIED OUT WITHIN THE

HIGHWAY. THE CONTRACTOR SHALL LIAISE WITH THE HIGHWAYS INSPECTOR

OF NORFOLK COUNTY COUNCIL WITH REGARD TO AGREEING APPROPRIATE

METHODS OF TRAFFIC MANAGEMENT.

21. THE REINSTATEMENT OF THE HIGHWAY SHALL BE CARRIED OUT FULLY IN

ACCORDANCE WITH THE HAUC 'SPECIFICATION FOR THE REINSTATEMENT OF

OPENINGS IN HIGHWAYS'. REINSTATEMENT SHALL BE PERMANENT (ON FIRST

VISIT). TRENCH BACKFILL MATERIAL SHALL BE TYPE 1 GRANULAR SUB-BASE.

22. THE CONTRACTOR SHALL SUBMIT TO THE STREET WORKS COORDINATOR

AND UTILITY COMPANIES THE APPROPRIATE 'N' NOTICES. UPON COMPLETION

OF THE WORKS THE CONTRACTOR SHALL SUBMIT TO THE STREET WORKS

COORDINATOR THE APPROPRIATE 'R' NOTICE.

23. ALL PROPRIETARY MATERIALS SHALL BE INSTALLED IN ACCORDANCE WITH

THE MANUFACTURER'S INSTRUCTIONS AND RECOMMENDATIONS.

24. NO TREES, HEDGES OR SHRUBS SHALL BE TAKEN UP OR OTHERWISE

DAMAGED UNLESS NOTED TO THE CONTRARY ON THE DRAWINGS, OR

EXPRESS PERMISSION IS FIRST OBTAINED FROM THE EMPLOYER.

25. FOR PRECISE POSITIONS AND DETAILS OF DOMESTIC PATHS, SHEDS, BIN

STORES, WASHING LINES ETC PLEASE REFER TO HOPKINS EXTERNAL WORKS

DRAWINGS.

26. FOR DETAILS OF LANDSCAPING AND PLANTING PLEASE REFER TO THE

LANDSCAPING DRAWING PREPARED BY THE ARCHITECTS.

27. THE MAIN CONTRACTOR IS RESPONSIBLE FOR ACHIEVING AND MAINTAINING

THE STABILITY OF EARTHWORKS AND ANY EXISTING STRUCTURES ON THE

SITE AND ADJOINING SITES, TAKING ALL NECESSARY PRECAUTIONS TO

SAFEGUARD THIS STABILITY. ADEQUATE SHORING IS TO BE INSERTED DURING

THE WORKS TO ENSURE STABILITY AND SUCH SHORING IS TO BE

ADEQUATELY FOUNDED AND BRACED.

28. AS UNDERLYING GROUND CONDITIONS MAY BE VARIABLE ACROSS THE SITE

THE CONTRACTOR SHALL UNDERTAKE ONSITE POROSITY TESTS AT THE

LOCATION AND DEPTH OF EACH SOAKAWAY. TESTS SHOULD BE UNDERTAKEN

IN ACCORDANCE WITH BRE365 AND RESULTS FORWARDED TO THE

ENGINEERS TO ALLOW VERIFICATION OF DESIGNS.

29. PRIOR TO COMMENCING ANY DRAINAGE WORKS THE CONTRACTOR SHALL

CHECK AND CONFIRM BACK TO ROSSI LONG CONSULTING LTD THE EXISTING

INVERT LEVEL OF ALL OUTFALLS AND/OR CONNECTIONS TO EXISTING

SEWERS. ANY WORK CARRIED OUT WITHOUT DOING THIS IS ENTIRELY AT THE

CONTRACTOR'S OWN RISK.

© ROSSI LONG CONSULTING 2015.

NOTES

SAFETY, HEALTH AND ENVIRONMENTAL INFORMATION BOX

NOTES: THIS DRAWING IS TO BE READ IN CONJUNCTION WITH THE RISK

REGISTER PRODUCED FOR INCLUSION IN THE HEALTH AND SAFETY

PLAN. THE HAZARDS NOTED ARE IN ADDITION TO THE NORMAL

HAZARDS AND RISKS FACED BY A COMPETENT CONTRACTOR WHEN

DEALING WITH THE TYPE OF WORKS DETAILED ON THIS DRAWING.

CONSTRUCTION RISKS:

MAINTENANCE/CLEANING RISKS:

DEMOLITION RISKS:

!

TITLE

STAGE:-

DRAWN AUTHORISED DATE

PROJECT NO. DRAWING NO. REV

CLIENT

PROJECT

REV DESCRIPTION DATE BY AUTH

16 Meridian Way, Norwich, Norfolk, NR7 0TA

T: 01603 706 420 F: 01603 706 421 www.rossilong.co.uk

SCALE AT A1

P1

PRELIMINARY

151389 CA-02

BADGER BUILDING (E. ANGLIA) LTD

STANLEY HOUSE, STANLEY STREET

LOWESTOFT, SUFFOLK, NR32 2DZ

PROPOSED DEVELOPMENT

OFF YARMOUTH ROAD

BLOFIELD, NORFOLK

ADOPTABLE DRAINAGE

DETAILS - SHEET 2

CK 13.10.15 1:500

PRELIMINARY DRAWING:THIS DRAWING IS FOR PRELIMINARY PURPOSES ONLYAND MUST NOT BE READ AS A CONSTRUCTION ISSUE.IT INDICATES DESIGN INTENT ONLY AND IS SUBJECT TOAMENDMENT DURING FINAL DESIGN DEVELOPMENT.

PRELIMINARY ISSUE. 13.10.15P1 CK

hxwil20151883