2-Scope of Work - lift station maintenance and repair.pdf

Scope of Work

Pump Repair and Maintenance Services for Sanitary Sewer Lift Stations

1. Purpose

The purpose of this solicitation is to retain qualified vendors to provide inspection, maintenance, troubleshooting, repair, rehabilitation, and replacement services for pumps and associated mechanical, electrical, and control components at sanitary sewer lift stations. Services may be provided on a scheduled, preventive, and emergency basis to ensure continuous and reliable operation of wastewater conveyance systems.

2. General Description

The selected vendor(s) shall furnish all labor, supervision, tools, equipment, materials, transportation, and incidentals necessary to maintain and repair submersible and dry-pit wastewater pumps and related lift station infrastructure.

Work may occur at multiple campus/facility locations and may require confined space entry, wet well access, and after-hours response.

3. Scope of Services

A. Inspection and Preventive Maintenance

• Routine inspection of pumps, guide rails, chains, and lifting systems

• Check impellers, seals, bearings, and wear rings

• Inspect valves, piping, and fittings for leaks or corrosion

• Test level controls, floats, transducers, and alarms

• Verify proper pump rotation, amperage draw, and performance

• Clean wet wells and remove debris/rags as required

• Provide written condition assessment reports and recommendations

B. Pump Repair and Rehabilitation

• Removal and reinstallation of submersible or dry-pit pumps

• Seal replacement and rebuild kits

• Bearing replacement

• Impeller repair or replacement

• Shaft repair or replacement

• Motor rewind or replacement

• Casing refurbishment

• Alignment and balancing

• Performance testing after repair

C. Mechanical and Piping Repairs

• Check valves, plug valves, and gate valves repair/replacement

• Discharge piping repairs and modifications

• Couplings and fittings replacement

• Guide rail systems and brackets repair

• Hoist/chain replacement

D. Electrical and Controls Support

• Troubleshooting pump starters and VFDs

• Replacement of floats and level sensors

• Control panel component repair/replacement

• Alarm and telemetry troubleshooting

• Coordination with owner’s electrician/controls contractor as needed

E. Emergency and On-Call Services

• 24/7 emergency response capability

• Response time not to exceed _2_ hours from notification

• Temporary bypass pumping if required – ability to implement within 4 hours

• Rapid troubleshooting to restore service

F. Replacement and Upgrades

• Furnish and install new pumps and accessories

• Provide like-for-like replacements or approved equals

• Startup, testing, and commissioning

• Disposal of removed equipment

4. Vendor Qualifications

Vendors must demonstrate:

• Experience servicing municipal or institutional lift stations

• Minimum _5_ years of wastewater pump repair experience

• Factory-trained technicians (preferred)

• Confined space and OSHA safety training

• Ability to supply OEM or equivalent parts

• Licensed and insured personnel

• References from similar facilities

5. Pricing Structure (example options)

Vendors shall provide:

• Hourly labor rates (standard and overtime)

• Unit pricing for common repairs/rebuilds

• Pump removal/reinstallation pricing

• Preventive maintenance pricing

• Emergency call-out rates

• Material markup

6. Acceptance and Performance Standards

All work shall:

• Meet manufacturer specifications

• Restore equipment to proper operating condition

• Include operational testing prior to demobilization

• Be warrantied for workmanship and parts