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Emblematic plant photo
Delivering Reliability
Manholes
Now Manufacturing in TwoColorado LocationsPlatteville &
Littleton
oldcastleprecast.com/amcorlittleton
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Sales and Service (303) 791-1100
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PRECAST MANHOLES
CDOT APPROVED
Manholes designed and manufactured at Oldcastle Precast meet
ASTM C 478 specifications, AASHTO HS-20 live load criteria, and
NPCA & ACPA certifica-tions.
STRUCTRAL NOTESStructural notes below are for standard manholes.
We can design manhole struc-tures to meet other specifications,
along with providing drawings and calculations stamped by a
registered P.E.
Concrete: 28 Day Minimun Compressive Strength 4,500 - 8,000
psi
Reinforcing Steel: ASTM A-615 Grade 60
Steel Mesh: ASTM A-165 Grade 65
Cement: Type I/II or Type IIIUnless otherwise specified.
MANHOLE COATINGSInternal and external coating options are
available ranging from water based damp-proofing to epoxy-based
chemical resistant. Many options are available upon request to meet
a va-riety of specifications.
Available Options:Cored & Castout Holes, Sealed Boots,
Precast Inverts
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ORDERING INFORMATION
Our team of precast specialists makes it easy to meet specific
project needs. To reach our sales department, call (303) 791.1100
or e-mail [email protected].
To access our interactive product catalog and CAD drawings,
visit us online at amcorlittleton.com
CASTINGS Ring & Covers 24 & 30 Dia Standard &
Optional Labels
Grade Rings Heights 2 to 6, 24 & 30 Dia
CONES & FLAT LIDS Eccentric & Concentric
RISER SECTIONS Standard and Custom Heights
PRECAST BASE UNITS Standard and Custom Heights Optional Precast
Inverts Optional Core Holes & Boots
MANHOLE STEPS Steel Reinforced Polymer Coated
MANHOLE BOOTS & GASKETS Sizes Meeting ASTM C-923 Specs
oldcastleprecast.com/amcorlittleton
Manholes
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2008 Oldcastle Precast, Inc.
Inside Diameter Wall ThicknessFlat BaseThickness
MaximumBase Height
Maximum RiserHeight
ConeAvailability
MaximunCone Height
GST LidThickness
BST LidThickness
(Inches) (Inches) (Inches) (Feet) (Feet) (Yes/No) (Feet)
(Inches) (Inches)48 5 8 4 4 Yes 3 10 860 6 8 6 4 Yes 3 11 872 7 8 6
6 Yes 3 14 890 9 11 3.5 4 No N/A 16 1196 9 11 6 8 No N/A N/A 11120
10 11 3 4'11" No N/A N/A 12144 12 12 2.5 3 No N/A N/A 12
Notes*
Manhole Configuration Chart
Cone Sections are available in 48"dia x 30" and 60"dia x 30"
sizes, in both concentric and eccentric configurationsOpenings are
standard 24" dia and 30" dia in both concentric and eccentric
configurations. Other sizes may be cast as requiredPrecast Manhole
Bases with inverts are available. Please check specifications
before ordering.
Oldcastle PrecastLittleton, CO Division8392 Riverview
ParkwayLittleton, CO 80125
Phone: (303) 791-1100 Fax: (303)
791-1120oldcastleprecast.com/amcorlittleton
Oldcastle PrecastPlatteville, CO Division427 North Front
StreetPlatteville, CO 80651
Phone: (970) 785-6066 Fax: (970) 785-6087
oldcastleprecast.com/amcorplatteville
Email: [email protected]
Oldcastle Precast Oldcastle Precast is the leading manufacturer
of precast concrete, plastic and polymer products in the United
States. With more than 80 locations nationwide, our products are
always close at hand. Our 5,000 employees are committed to
upholding core values of reliability, quality and service in
revolutionary ways. Our attention to detail exceeds the
expectations of customers from some of the largest companies in the
U.S., across a spectrum of industries.
Manholesoldcastleprecast.com/amcorlittleton
Delivering Reliability
