2013-02-20_REPORT - M1980244

• Permit No: M1980244
• IBM Index Class Name: REPORT
• Doc Date: 2/20/2013
• Doc Name: Response to Concrete Spec. and CDOT Inquiry.
• From: CC&V
• To: DRMS
• Email Name: TC1
• Media Type: D
• Archive: No

Material
Allowed **
Class of Pipe*
0
1
2
3
4
5
64
7
8
9
10
CSP
Y
N
N
N
N
N
N
N
N
N
N
Bit. Co. CSP
Y
Y
N
N
N
N
N
N
N
N
N
A.F. Bo. CSP
Y
Y
Y
Y
Y
Y
Y
N
N
N
N
CAP
Y
y
Y
Y
y
Y
N
N
N
N
N
PCSP -both
sides
Y
Y
Y
Y
N
N
N
N
N
N
N
PVC
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
PE
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
RCP (SP0)
Y
Y
N
N
N
N
N
Y
N
N
N
RCP (SP1)
Y
Y
Y
N
N
N
N
Y
Y
NN
RCP (SP2)
Y
Y
Y
Y
Y
N
N
Y
Y
Y
N
RCP (SP3)
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
CC &V PROJECT NO. SC -07 -002
1
REVISION OF SECTIONS 603, 624 AND 705
DRAINAGE PIPE
Sections 603, 624 and 705 of the Standard Specifications are hereby revised for this project as follows:
Subsection 603.07 shall include the following:
Joint systems for siphons, irrigation systems, and storm drains shall be watertight.
Subsection 603.07(c) shall include the following:
Watertight joint systems for plastic pipe shall conform to subsection 705.03.
In subsection 624.02 delete the third paragraph and replace it with the following:
Connecting bands shall receive the same corrosion protection as the pipe with which they are used. Coatings
conforming to the requirements of Sections 706 and 707 will be permitted as applicable. Connecting bands and
pipe extensions shall be of similar metal, or of non - metallic material, to avoid galvanic corrosion.
End sections for concrete or metal pipe shall be the same material as the pipe and meet the requirements for the
same class as that specified for the pipe in accordance with Table 624 -1.
Plastic end sections shall not be used. When plastic pipe is to be installed with end sections, steel or concrete
end sections meeting the same class as that specified for the pipe in accordance with Table 624 -1 shall be used.
In subsection 624.02 delete the fourth paragraph and replace it with the following:
The Contractor may furnish any pipe material allowed in Table 624 -1 for the class of pipe specified in the Contract
except for storm drains. The Contractor may furnish RCP or PVC allowed in Table 624 -1 for the class of pipe
specified in the Contract for storm drains. The Contractor shall state at the preconstruction conference the pipe
materials intended to be furnished.
In subsection 624.02 delete Table 624 -1 and replace it with the following:
TABLE 624 -1
Materials Allowed for Class of Pipe
April 26, 2012