Statement of Work.pdf

SCOPE OF WORK

WEIGH STATION SCALES MAINTENANCE SERVICE

I. Purpose

The purpose of this contract is to provide bi-annual (every 6 month) comprehensive proactive preventive maintenance, calibration, and repair services necessary to maintain weigh stations for the South Carolina

Department of Public Safety. The intent of this service is to maintain the accuracy and reliability of this equipment while improving the uptime. The work for both maintenance and repair shall be performed by certified scale technicians in order to ensure the weigh station static scales are performing within manufacturer’s standards and comply with applicable NIST Handbook 44 regulations.

II. Scope of Work

Contractor(s) shall provide all labor, materials, specialized equipment, service and transportation necessary to perform the required services under the Preventative Maintenance

Scope of Work.

The preventive maintenance service excludes maintenance or service as a result of damage due to fire, floods, storm, explosion, burglary, vandalism, war, accident, abuse, strikes, acts of the public enemy, riots, civil commotion or any similar cause. In addition, the preventative service does not include for repairs to, weigh bridges, steel and concrete decks, or concrete foundations.

Bidders shall also submit an hourly wage for a technician and a helper. Bidders should include the most recent manufacturer’s parts list with a discount from the list price. These rates and the price list will be used to prepare quotes for work that is not covered under the preventative maintenance requirements. These jobs will be identified and priced prior to proceeding with any work. The State will make the sole determination for the use of this option.

A. PREVENTATIVE MAINTENANCE

1. Static Scale Cleaning:

a. Verify sump pump is operational and remove.

b. Remove dirt, debris, and any mud from pit and sump pump cavity before washing.

c. Clean out bridge joint seal where applicable.

d. Install temporary sump pump or mud huggers in sump pump cavity.

e. Wash down scale decks with pressure washer (minimum 2500 PSI) and appropriate cleaner/degreaser (including between scale deck coping and pit wall and approaches).

f. Wash down pits with pressure washer (minimum 2500 PSI). Wash toward sump pump or natural drain from each end of scale pit.

g. Ensure all dirt, debris, and mud is removed from pit and sump pump cavity.

(including all build-up on steel and mechanical components)

h. Reinstall sump pump and verify sump pump is operational and that drainpipe is not plugged.

i. Verify that high water alarm is functional.

2. Lubrication:

a. Hydraulic Scales:

i. Jack up scale weighbridge and remove all grease and apply new grease to all moving parts where required by manufacturer.

ii. Check hydraulic fluid system. Refill with hydraulic fluid if necessary.

b. Electronic Scales:

i. Remove all grease and apply new grease to all moving parts as per manufacturer requirements.

ii. Remove all grease on top and bottom load pins and receiver cups and apply new grease.

c. Printers:

i. Clean and lubricate where manufacture requires.

3. Diagnostics:

a. All Electronics:

i. Check and record all load cell readings (Raw counts, mill volts, ohms and grounding).

ii. Check all cabling, proper grounding, and connections.

iii. Check all junction boxes for seal and proper connectivity.

4. Maintenance:

a. Static Scale Systems:

i. Load Cell Base Plates

I. Check for rust and loose bolts

II. Check for cracks or missing grout under base plates

ii. Load Cell

I. Check to ensure all load cells are plum

II. Check top and bottom of load pin for wear

III. Check upper and lower receiver cup for wear

IV. Check load cell cable connections

V. Replace necessary hardware (limited to Nuts, bolts, washers, all-thread, load cell receiver caps, shims and ground straps).

iii. Bumper Checking System

I. Check longitudinal gap (1/8”) and make sure bumper devices are secure

II. Check lateral gap (1/16”) and make sure bumper devices are secure

III. Check all couplers for wear and loose nuts

IV. Replace all broken coupler parts as needed

iv. Check/Adjust Rods

I. Check for frozen or rusted nuts on rods

II. Check space between washers

III. Check platform movement

v. Platform

I. Adjust scale deck to ensure it is square and no closer than one quarter inch (1/4” or 0.25”) from any Pit wall or coping.

b. Instrumentation/Indicator/PCs/Printers/Graphic panel:

i. Check connectivity, clean, and lubricate where required

ii. Check fans, drives, and keys for proper functionality

iii. Verify all display segments illuminate

iv. Verify all lights on graphic panel illuminate

c. Peripherals:

i. Verify proper functionality of the following peripheral devices:

I. Off scale detectors

II. Overhead signalization

III. Prepare to stops and strobes

IV. Traffic lights

V. Static scale pit lights

d. Junction Boxes:

i. Open junction box and verify proper connectivity to all devices

ii. Verify connectors are tight and provide seal

iii. Verify lid is on tight and provides seal

5. Testing and Calibration: All Static Scales (All Testing to meet SC Department of

Agriculture and HB44 Standards):

a. Perform sectional, linearity and repeatability tests and adjust as required.

This test must be performed with a minimum 24,000 LBS. certified test weights and cart

i. If the test weights or cart weight certifications are found to be out-of-date; all work must stop until the contractor has complied with the scale certification process. Contractor is responsible for any costs associated with their testing and calibration equipment, in addition to, any subsequent trips and labor resulting from non-compliant and/or non-functioning testing equipment.

b. Perform strain load test and adjust as required. This test must be performed with a minimum 55,000 LBS

c. Repeat test as necessary to comply with HB44 standards

d. Provide print outs of the test

B. Corrective Maintenance Scope of Work

*All Corrective Maintenance Work shall be invoiced separately as required.

1. Repair or service call response time

a. First response to be within (1) hour by phone to determine as much as possible about the service call.

b. Minor Failures: Failures that do not inhibit accurate and safe weighing of vehicles.

i. Respond on site within (24) hours

c. Major failures: (Failures, which incapacitate weigh station. Ex: Static scale down, open/close sign out, physical damage to WIM)

i. Respond on site within (8) hours.

2. Repairs:

a. Parts

i. Provide, install, test and document all parts used in the CM process.

ii. Must be installed by a factory trained technician

iii. Extreme high usage parts to be stocked locally

C. Contractor Requirements:

Prior to award, the successful bidder will be required to provide the Manufacturer’s certification of service personnel. Failure to do so could result in bid rejection.

1. Training

a. All PM and CM work must be provided by service personnel with factory training for the scales identified herein or 3 years’ experience on the following equipment:

i. WIM equipment

ii. Cardinal Scale Axle and Truck Scales

iii. Overhead signalization and controllers

iv. Prepare to stops and strobes and controllers

v. Off scale devices and controllers

vi. Sump pump and high water alarm system

2. Service provided shall have the following support network and capabilities:

a. 24/7 technical support phone line with live representative

b. Remote access to all scale computers (if communications at site permit)

c. Must show proof of at least 3 years of support and maintenance of similar equipment with 3 references including customer name, contact name and phone number.

d. Scheduling preventative maintenance must be coordinated with and approved by, SCDPS STP Facility Manager whose information will be provided after

Contract award.

e. Upon written notice by SCDPS, the Contractor must provide proof of current certifications as of the date of calibration.

3. Identification:

a. All Service personnel must have an identification card, uniform, hat or other visible means of company identification while working at SCDPS facilities.

4. Conduct:

a. Proper, professional conduct is expected at all times.

5. Safety Issues

a. All Contractor personnel must abide by all OSHA standards and State, Federal, County and City requirements while working in or on facilities.

Contractor must supply their written safety policy, and evidence of ongoing training. All Contractor employees are to follow safety standards outlined in their safety policy.

6. Warranty

a. Contractor will provide the following warranty:

i. All defects in workmanship or conformities found within 14 working days shall be repaired at no additional charge.

ii. Parts found to be defective within 90 days of installation shall be replaced at no charge to the State.

7. Completion

The following actions will be a part of the completion stage for each service event:

a. All unused materials and debris must be removed from in, on, and around the scales and facilities.

b. The SC Department of Public Safety representative or the SC State Transport

Police on-site representative will be notified of all equipment and debris which cannot be removed by Contractor employees.

c. A completed service report will be presented to the SC Department of Public

Safety representative or the SC State Transport Police at each location for review and signature.

d. Contractor must also provide digital pictures of the scale pit to include all components, working parts, drains, footings, walls, and surrounding area within three (3) feet of the scale deck. Pictures must be emailed to the

SCDPS STP Facility Manager within three (3) days after inspection.