IFB0844-060916
SEWER AND DRAIN PIPE AND STRUCTURE INSPECTION FOR PAVING PROGRAM
SCOPE OF SERVICES:
General
The City of Nashua Division of Public Works (City} is requesting sewer and drain pipe video, and
structure inspection services for 11 streets. There are approximately 35,000 LF of pipe and 400
structures to be cleaned and inspected.
The Contractor shail ensure inspection operations do not result in interruption of sewage service to any
customer of the City. Sewage must be controlled within the pipeline at all times.
The Contractor shall notify and request the City for assistance, if needed, in connection with removal,
dismantling, and replacement of any special equipment such as flow monitors or diversion gates within
the manholes or pipelines of the system.
The Contractor shall be fully responsible for preventing sewage Spillage, containing any sewage spillage,
recovery and legal disposal of any spilled sewage, any fines, penalties, claims and liability arising from
negligently causing a sewage spillage, and any violation of any law, ordinance, code, order, or regulation
as a result of the spillage.
The City reserves the right to change the location of some streets if it is determined at a later date that
there is more urgent need for services at other street(s). Furthermore, the City reserves the right to
decrease or increase the scope as necessary depending on the availability of remaining funds. Should
the City change street locations, or add or decrease the overall length of the video and cleaning services,
such changes will occur at the unit costs bid in this proposal.
Pipe Cleaning for Sewer and Drain Main Lines (Items 1-13)
The Contractor shall furnish all labor, tools, equipment, materials, and supplies required for cleaning
drain, sewer, and catch basin lateral pipes. Cleaning shail remove all obstructions from the pipe. All
debris must be removed from the pipe, including any debris that may have been washed up into any
service connections (does not include known pre-existing conditions in service connections}, drop
connections or the bench wall of the manholes. This includes all grease, rocks, debris, sticks, etc. that
will reduce the hydraulic capacity of the sewer and limit future maintenance access of remote
equipment. This work will include an unlimited number of passes by high velocity hydro-cleaning
equipment. A mechanical/hydraulic Spinner Nozzle may be used where necessary at no additional cost
to the City; however, the Contractor shall be responsible for any damage to the sewer or any service
connections.
The contractor shall be responsible for making arrangements with Pennichuck Water Works for all water
needs. Costs incurred for water shail be incidental to this item.
iFE0844-060916 Sewer and Drain Pipe inspection for Paving Program Page 9 of 11
220 Main Street » Nashua New Hampshire 08061 ' Phone (603) 589-3330 Fax (603) 589-3344
