HomeMy WebLinkAbout4075-2-330—C-23 (560—C-3250) CONCRETE
NEW OR
EXST PIPE
FL -OW IV c ,
0
3M,,�#4) CtRCULAR TIES,
S NO 9
25 mm (I ") (TYP)
NOTES
[71 A COMCRL�,7E COLLAR IS RM-11RED Wl-�,IERE THE CHANGE IN GRADE
EXCEEDS 10%.
DINT �'SEE DETA�L B, SHEET ll�
OR C
,�.jr v
2. FOR CURVE K
IF THE EX-rREME ENDS OF THE RIPIE LEAVE A CLEAR SPACE
THAT IS GREATER THAN 25 mm (1"), BUT IS LESS THAN 75 mrn (3")
I
A CONCRETE COVER ��S- REQUIRED IN ACCORDANCE WITH
SSPWC 306-1�2-4,.
iF THE' EXTREME ENDS OF THE PIPE LEAVE A CLEAR SPACE
THAT IS EQUAL TO OR GREA-FER THAN 75 rnm (3"), BUT LESS THAN
150 mrn (15"), A CONCRETE COLLAR IS REQUIRED, IF' THE CLEAR
SPACE IS 150 rrirn, (6") OR GREATER, A TRANSITION STRUCTURE
IS REQUIRED,
3, CONCRETE COLLAR SHALL NOT BE USED FOR A SIZE CHANGE ON
THE MAIN LINE.
4, CONNECTOR PIPES
k WHERE PIPES OF DIFFERENT DIAMETERS ARE JOINED WITH A
"_','ONCRETE COLLAR, L AND T SHAIL BE THOSE OF THE LARGER
PIPE. D=Di OR D2, WHICHEVER IS GREATER.
8, WHEN Di IS EOUAL TO OR LESS THAN D2, JOIN INVERTS AND
Wf--IEN Di IS GREATER TIHAN D2, JOIN SOFFITS.
S, � FOR PIPE LARGER THAI`�4 1800 mr-ri (72") SPECIAL COLLAR DE,'TAILS
ARE REQUIRED.
6. FOR FlIPE SIZE NOT LISTED USE NEXT' SIZE LARGER.
7� REINFORCEMENT SHALL CONFORM TO ASTM A 615 M (A 615) GRADE
300 (40),
8. WHERE REINFORCING 13 REQUIRED THE DIAMETER OF THE CIRCULAR
TIE -S SHALL BE D+(2)X WALL THICKNE,SS) + T.
9. REINFORCING SHALL BE USED WHERE THE PIPE DIAMETER IS
GREATER THAN 525 rnm (21") AND ON ALL PIPES WHERE THE SPACES
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