Gateway BP(1.4)-CS01040304/0~/01 [~001
561 5575
TUE 13:30 FAX 214 361 5573 HALFF ASSOC INC
· ,,"l Halff Associates, Inc.
ENGIN~ER~ · ARCHITECTS · SCrEN~STS , PLANNERS , SURVEYORS
8616 Northwest Plaza Ddve
Dallas, Texas 75225.4292
(214) 346-6200
Fax (214) 361-5575
FAX TRANSMITTAL,,
TO: Michael A. Martin, P.E.
City of Coppell
255 Parkway Boulevard
P.O. Box 478
Coppell, TX 75019-4409
FAX #: ~
FROM: Travis Markham
Email: tmarkham~halff.com
DATE: April 3, 2001
AVO: 19266
PROJECT: Haverty's
# OF PAGES 4 (including cover sheet)
X UR(~ENT
X PLEASE REPLY
X FOR REVIEW
ITEMS SENT:
1 - Set Drawings
COPY TO FOLLOW BY MAIL:
[] YES [] NO
COMMENTS:
The proposed storm sewer manholes will consist of the following:
1 - 6' X 5' or a 7' X 5' RCB that has been cast with a 4' Dia opening in it top (see Hanson Pipe structural drawings
for 6' x 5' and 7'x 5' RCB).
2 - 4' Dia RCP riser section with rubber gasket (see Hanson Pipe Basic Dimension sheet for RCP),
3 - Flat top slab or cone section and adjustment rings as necessary (see Hanson Pipe Manhole assembly
Diagram)
4 - Manhole frame and cover as per City of Coppell Standard Construction Detail SD9.
If you have any questions please contact me at 214-346-6295
SIGNED: ~ravis 914aff~fuzm
NOTE: The oommenta on and attachment tO this rover sheet are intended only for the use of the individual or entity to which [t is
addressed, ar~l may ¢o~teln information that is privileged, confidential, and exempt from disclosure under applicable law. If the reader
of this message is not the Intended recll:)ient, or the employee or ac,~nt responsible for delivering the message to the Intended recipient,
you ate hereby notified that any dissemination, distribution, or copying of this communication is strictly prohibited. If you have received
this communication in error, please notify us immediately by telephone and return the original to us, at the above address, via the U. S.
PoStal Service. Thank you.
04/0~3/01 I~] 0O2
~14 ~61 557~
TUE 15:$0 FAX 214 361 55?3 HALFF A$SOC
214 ~61 557~
04/03/01 TUE 13:30 FAX 214 361 8573 HALFF A$$O¢ INC ~003
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! [[~ii-iI I iii l~ ~ill
EALFF ASS0C INC ~ 004
04/03/01 TUE 13:3! ¥~ 214 3,J~]~,$573
Reinforced ConcretePipe
Basle nimensions
I 19 L;'~y*n$1 W,'~i I Berl {Aprox.
Pipe LcncJht '~lii~,kgl~j~,,~, [)h3mct~,r WI. t FY.
(IriclleS) (Feet} (lll¢:hu:;) l~lnches) (Pounds)
12 6 2 191~ 99
15 6 2 ~& 22 a~ 135
18 8 2~ 253/8 176
21 8 2~ 29 ~e 235
24 8 3 33 ~e 279
27 8 3 1/4 ~.~3/4 336
30 8 3 l~ 401~ 399
33 8 3 a~ 43 ~4 469
36 8 4 47~/~ 545
42 8 4 ~/2 573/4 768
48 8 5 63 3/~ 948~
54 8 6 ~ t4 69 3~ 1,292
60 8 6 3q 758/e 1,528
66 8 7 1,q 81% 1,766
-No 8Dale-
All dimensions subject tO allowable
SPecifioation tollerances.
l'n'i,E GE'3110H.PAGE
Confined Groove Joint, 12" - 66" 2.~
DATE
8- -oo "= "Ha#lson