SECTION 02533
CONNECTIONS TO EXISTING STRUCTURES OR SEWER MAINS
PART 1 - GENERAL
1.01
1.02
1.03
WORK INCLUDED:
The Contractor shall furnish materials, tools, labor and equipment to cut suitable
openings into the existing sewer manholes, make connections to existing sewers and
all other work necessary to direct the existing sewage flow as indicated on the
drawings and as herein specified.
RELATED WORK:
Section 02631, PRECAST MANHOLES AND CATCH BASINS
Section 02085, POLYVINYL CHLORIDE GRAVITY PIPE AND FITTINGS
Section 01735, CUTTING, CORING and PATCHING
SUBMITTALS: IN ACCORDANCE WITH REQUIREMENTS OF THE
GENERAL SPECIFICATIONS, SUBMIT THE FOLLOWING:
Prior to start of work, submit details of the methods proposed for doing the work and
for maintaining the sewage flow as herein specified.
PART 2 - PRODUCTS
A. Products for attaching to existing sewer manholes are described in Sections
02631, Precast Manholes and Catch Basins; and Section 01735, Cutting, Coring
and Patching.
B. Products for attaching sewer service lines or drain lines to existing sewer mains:
1. Connection of new sewer service or drain pipe to existing sewer mains shall
be by mechanical saddles (as described in items 2 and 3 below). The
connection device shall provide a firm base that will hold and attach the
service main to the existing pipe without the possibility of the pipe becoming
loose or detaching from the main. Putting the pipe in the main and grouting
around it will not be allowed.
2. Where feasible and sizing allows this type of connection, the preferred
method of attachment of PVC service or drain pipe to the existing main is by
2022 Sewer Replacement Project Connections to Existing Structures or Sewer Mains
Nashua, NH 02533-1
