NOTE:

1. WHERE "A" IS LESS THAN 450mm. FOR CWS & 150mm. FOR OTHER PIPES
USE CONCRETE ENCASEMENT AS SHOWN.
NOTE : USE 20.6 N/MM² CONCRETE FOR ALL THRUST BLOCKS
2. WHERE "B" IS LESS THAN 450mm. USE CONCRETE ENCASEMENT AS SHOWN.
ROAD PAVEMENT STRUCTURE
PER CARPARK / INTERNAL ROAD WIDTH OF TRENCH
PIPE CROSSING ABOVE DESIGN TOP SOIL TO BE GRASSED
SCHEDULE OF THRUST BLOCK
MAIN SEWER OR

75
DRAIN PIPE
FITTING THRUST LENGTH WIDTH THICKNESS

900 (PIPE COVER)

150 150

" " min. min.

900 (PIPE COVER)

SEE NOTE - 2
90 ELBOW 1814 600 600 300

675
375
45 ELBOW 1043 450 450 300
" " FILL MATERIAL
SEE NOTE - 1 COMPACTED TO 95% MODIFIED
COMPACTION AASHO TEST
METHOD T99 (method C) 22 ELBOW 499 300 300
300

150

150
SAND SAND

PIPE HAND COMPACTED SAND PIPE TEES VALVES

150 150 COMPACTED TO 95% MODIFIED 1315 450 450
ZONE ZONE DEAD ENDS 300
min. min.

100
COMPACTION AASHO TEST
SAND
PIPE CROSSING BELOW METHOD T99(method C)
MAIN SEWER OR WIDTH OF TRENCH VERTICAL
738 900 600 450
DRAIN PIPE 45 ELBOW
UNDISTURBED MATERIAL CLASS "B" CONC. ENCASEMENT
150min. MIN. AROUND PIPE Driveway/Parking Grass Verge VERTICAL
353 450 450
22.5 ELBOW 600

UNDERGROUND PIPE CROSSING DETAIL TYPICAL PIPE TRENCH DETAILS

- -
SCALE: N.T.S
SCALE: N.T.S
50mm DIA. POLY TUBING
BRASS FERRULE FITTING
GATE VALVE W
GROUND LEVEL GROUND LEVEL

℄ OF POLY TUBING

RUBBER GASKET
CONC. BOX DRAIN
T
STAINLESS STEEL
BOLT & NUTS

1200 MIN. COVER

600 600
ELEVATION SECTION ELEVATION
600 MIN.
(FOR VERTICAL 45° BENDS) (FOR HORIZONTAL 90° BENDS)

165 150mm R.C. SURROUND 100mm DIA. CLASS D PVC MAIN (FOR TEES)
BRASS STRAP AND SADDLE 100mm WATER MAIN

165 TYPICAL FERRULE CONNECTION

- UNDISTURBED
SCALE: N.T.S GROUND

TRENCH WIDTH
WATER MAIN CROSSING UNDER DRAIN
- GATE VALVE WATER
SCALE: N.T.S LINE
600

MIN.
150
STANDARD C.I. LIFT COVER

L
CONCRETE SLAB (WATER MARK SET
600 TO FINISHED GRADE) STANDARD C.I. LIFT COVER
CONCRETE SLAB (WATER MARK SET
TO FINISHED GRADE)
150

GRADE C30D

L
150

450 SQUARE
450Ø CONCRETE PIPE CONCRETE
100Ø OPENING

W
450Ø CONCRETE PIPE ANCHOR
100Ø FLANGE GATE VALVE BLOCK
750

PLAN PLAN

MIN.
150
OPENING
FLANGE ADAPTOR
750

SIZES AS SHOWN
FLANGE GATE VALVE (USED TO CONNECT PIPE REINFORCED CONC.
AND GATE VALVE)
FLANGE ADAPTOR TYPICAL ANCHOR AT BENDS
TYPICAL THRUST BLOCK DETAILS -
(SCH.#40) PVC PIPE
#4 TIES @ 12"
CAST AGAINST EITHER
- SCALE: N.T.S
50Ø PVC PIPE steel reinforcement SCALE: N.T.S
50Ø PVC PIPE SOLID FORM WORK OR
TO DRAIN
UNDISTURBED EARTH
TO BE DETERMINED ON SITE
SCREEN GRAVEL ENCASEMENT 150 CONCRETE BLOCK
SCREEN GRAVEL 150 CONCRETE BLOCK ENCASEMENT UNDER VALVE.
ENCASEMENT AS SHOWN UNDER VALVE.
CONCRETE ENCASEMENT DETAIL
- STD. C.I. LIFT
TO BE DETERMINED
SCALE: N.T.S ON SITE
COVER
831 BREAKAWAY STANDARD GOV'T C.I.
TYPICAL VALVE BOX DETAIL ON WASHOUT TYPICAL VALVE BOX DETAIL ON GATE VALVE 4 - 12mm BARS B/W
FLANGE LIFTCOVER CONC. SLAB
- - CONC. SLAB (WATER MARK) SET TO FINISH
SCALE: N.T.S SCALE: N.T.S GRADE
(WATER MARK)

min.
100
100x100 LID

208

150
150
CONC. SLAB
1000x1000x150mm 100mm (4") OPENING

760 Min.
1000

600 min.
COVER Ø100 OPEN
450mm (18") DIA. CONC. PIPE

VARIES

760 min.
100mm MIN
Ø457 FLANGED GATE VALVE
STEEL
P.V.C. CONC. PIPE
FLANGED
PIPE
PIPE
WATER MAIN
TO BUILDING
CONCRETE
ENCASEMENT 1
4 CUBIC METER OF CONCRETE
FLANGE DRAIN FIELD ROCK THRUST BLOCK
ADAPTER 90° BEND
SERVICE LINE CONCRETE THRUST BLOCK
CONC. BLOCK
(50mm) 200mm ALL ROUND
UNDER VALVE
SCREEN GRAVEL FLANGES NOT TO BE CAST IN
MAIN LINE COMPACTED GRAVEL ENCASEMENT AS SHOWN CONC.
ENCASEMENT AS SHOWN
150mm (6") CONC. BLOCK
UNDER VALVE

TYPICAL BUILDING SERVICE CONNECTION STUB DETAIL TYPICAL FIRE HYDRANT DETAIL
- -
50mm SCALE: N.T.S SCALE: N.T.S
50mmØ POYTUBING

PVC SLEEVE

100mmØ SERVICE
-
TYPICAL DETAIL FOR 50mm METER
A
N
CONNECTION
SCALE: N.T.S

I O
PRELIMINARY I S
SITE PLAN POTABLE WATER DETAILS
EV
1st Floor, 159 Caroni Savannah Road,
Charlieville, Chaguanas,

R
Trinidad, W.I
SCALE 1:75 Alvair Ltd. This drawing is the property of ALVAIR and is not to be reproduced or copied in whole or in
part. It is only to be used for the project and site specifically identified herein and is not to be

R
used on any other project. It is to be returned upon request..

Project Title: Drawing Title:

CLUB HOUSE FOR TOWNHOUSE DEVELOPMENT

SITE PLAN
F O
Client:
POTABLE WATER
U P
DETAILS
K
AR
A PRELIMINARY 23/11/22 K.B.
TOTAL HOUSING LTD K.B. K.B. U.H. 23/11/22 148-01-P-3006 A 1:75
Reference Drawing No. Drawing Title. No. REVISIONS/SUBMISSIONS Date Approved By Approved by Checked by Drawn by Date Dwg. No Rev. Scale