Manholes

FLAT TOP LID
9101 Roseway (915) 859-9362
FLAT TOP LID
CENTERED OPENING
OFFSET OPENING
* PRODUCED WITHOUT KEYLOCK UPON REQUEST.
* OPENING CAN BE CENTERED OR OFFSET.
* RING & COVER CAN BE CASTED INTO LID IF REQUIRED
NOTES:
1. MEETS ASTM-478-93 SPECIFICATIONS.
2. CONCRETE DESIGN SHALL HAVE A
MINIMUM 4,000 PSI @ 28 DAYS.
3. H-20 TRAFFIC LOADING
OUTSIDE DIAMETER 58" 72" 86" 114"
INSIDE DIAMETER 48" 60" 72" 96"
KEYLOCK 4" 6" 6" 7 1/2"
THICKNESS 8", 10" OR 12"
OPENING 24" OR 30"

FLAT TOP LID
CENTERED OPENING
OFFSET OPENING

  • Country:United States
  • telephone:1-915-859-9362
FLAT TOP LID
CENTERED OPENING
OFFSET OPENING
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