RFP_1100_MMH3044_MWDBE_PAC_v1.pdf

SCOPE OF WORK

RFP 1100 MMH3044

INSULATION AND HEAT TRACE SERVICES

1.0 PURPOSE

Austin Energy (AE) requires the Contractor to provide maintenance, repair, and installation of heat trace systems required to maintain a fully operational freeze protection system; remove and replace existing insulation to support maintenance activities; and supply and install new insulation at large gas-fired plants and on-site energy plants.

The City reserves the right to award multiple contracts, partial contracts (contracts for a selected set of proposed services) and add or revise services to a resulting contract, through written Amendment at any time during the contract term.

2.0 PER-PROJECT BASIS OF AWARD:

Austin Energy reserves the right to award this Contract to mul�ple Contractors to ensure that services will be available at all �mes and to perform any work covered under this Contract with its own personnel and resources.

a. For each project under this Contract, a Scope of Work will be presented to all Contractors on the Contract and they will be asked to submit a quote for that project. The award for individual projects will be based on price submitted by each Contractor and ability to complete the project within required schedule. All pricing for these projects shall be based on the pricing agreed to in the Contract.

3.0 BACKGROUND

A. This contract shall provide Austin Energy (AE) with access to the Contractor’s labor force, supervision, tools, equipment, and materials necessary to perform insulation and heat trace maintenance, repairs, upgrades, outage support, emergency response, and ancillary minor plant modifications at Austin Energy facilities.

B. Austin Energy owns and operates two (2) gas-fired power plants: Decker Creek Power Station and Sand Hill Energy Center (SHEC), as well as multiple On-Site Energy Resources facilities.

i. Decker Creek Power Station consists of four (4) simple-cycle peaking gas turbine-generator units.

ii. Sand Hill Energy Center (SHEC) consists of six (6) simple-cycle peaking gas turbine-generator units and one (1) 1 x 1 combined-cycle generation unit.

iii. On-Site Energy Resources provide chilled water and thermal storage services to various customers.

C. Austin Energy owns and operates the following facilities:

i. Decker Creek Power Station

ii. Sand Hill Energy Center

iii. District Cooling Plant No. 1 (DCP1)

iv. District Cooling Plant No. 2 (DCP2)

v. District Cooling Plant No. 3 (DCP3)

vi. Domain District Cooling Plant

vii. Mueller Energy Center (MEC CW)

viii. Mueller Energy Center (MEC Gen)

ix. Austin Community College Highland Chiller Plant

3.0 TERM OF CONTRACT

This Contract shall remain in effect for an initial term of 12 months, or the City terminates the Contract. This Contract may be extended beyond the initial term for up to four additional 12-month periods at the City’s sole option.

4.0 REFERENCED CODES AND STANDARDS

The Contractor shall perform all work in accordance with applicable laws, regulations, codes, standards, and recognized industry practices, including but not limited to the following:

i. American National Standards Institute (ANSI)

ii. American Society of Mechanical Engineers (ASME)

iii. Factory Mutual (FM)

iv. Underwriters’ Laboratories (UL)

v. EPA RCRA, 40 CFR 260 – 270 related to hazardous wastes

vi. TNRCC 30 TAC Chapter 335, Subchapter “R” related to industrial wastes

5.0 SCOPE OF WORK

A. Projects under this contract shall be performed on an as-needed basis. Austin Energy cannot guarantee the quantity or frequency of work that may be awarded under this contract. Vendors awarded a contract may be offered work on a project-by-project basis.

Austin Energy may award individual projects based on factors including price, schedule, availability, experience, and operational needs. Austin Energy reserves the right to self-perform work or utilize other contractors for services and materials covered under this contract.

Austin Energy may request pricing for individual projects on either a time-and-materials not-to-exceed basis or a firm fixed-price basis. The pricing methodology for each project shall be determined by Austin Energy’s Project Manager.

B. Insulation

On a project basis, the Contractor shall remove existing non-asbestos insulation; supply and install new insulation for process lines; and fabricate and install lagging pads and other insulation types, as required for process equipment. Examples of applicable equipment include, but are not limited to, pipes, valves, turbines, and heat exchangers.

i. Insula�on for process lines shall typically consist of calcium silicate insula�on and conform to the thickness process line. Final insula�on material and thickness requirements shall be determined on a project-by-project basis.

ii. Pipe insula�on shall be installed using cylindrical half-shell sec�ons.

iii. Oversized insula�on shall be used over valves to allow removal, repair, or replacement of valves without disturbing adjacent pipe insula�on. Valve insula�on covers shall be flexible and reusable.

iv. Rigid insula�on shall be oversized as necessary to provide adequate space for heat trace cables.

v. Insula�on shall be installed around exis�ng heat trace cabling.

vi. All insula�on shall be asbestos-free.

vii. All insula�on shall be covered with .020 aluminum lagging.

viii. Bands shall consist of ½-inch by 0.20-inch stainless steel.

ix. Single-layer insula�on shall be applied to piping with longitudinal joints buted and end joints staggered. Addi�onal insula�on layers shall be applied in the same manner as the first layer, with side and end joints staggered over the joints of the preceding layer so that no two joints coincide, except where joints cross at right angles. Longitudinal joints on outer layers shall be offset a minimum of 2 inches from underlying longitudinal joints and a minimum of 3 inches from all underlying joints.

x. For ver�cal process lines, insula�on blocks shall be supported at intervals not exceeding 10 feet to prevent insula�on from slipping when removed for maintenance or inspec�on ac�vi�es.

xi. All layers of pipe insula�on shall be secured in place with stainless steel �e wires or bands spaced at a maximum of 9-inch centers or a minimum of four (4) bands per 36-inch sec�on.

Wire bands shall not be located more than 4½ inches from any end joint. Each insula�on layer shall be secured separately. Twisted wires and seals shall be embedded within the insula�on.

xii. The lagging shall include interior vapor barriers furnished and installed by the Contractor.

xiii. All lagging joints shall overlap a minimum of 3 inches, and all horizontal laps shall be installed to shed water. Side laps on ver�cal piping shall be sealed with cement.

xiv. All insula�on shall be completely dry prior to the applica�on of weatherproofing or protec�ve materials.

xv. The Contractor shall provide adequate weather protec�on for all insula�on materials during storage, installa�on, and un�l the insula�on is fully enclosed or covered by the final protec�ve barrier.

C. Heat Tracing The Contractor shall be responsible for supplying all engineering, design, piping isometrics, materials, equipment, supervision, and field labor necessary to complete the installation of electric heat trace systems, including heat trace materials, control panels, power wiring, and conduit.

On a project-by-project basis, the Contractor shall repair, upgrade, supply, install, replace, and/or remove heat trace system components required to maintain a fully functional freeze protection system. Work may include the design, fabrication, construction, installation, modification, troubleshooting, repair, and removal of heat trace cabling, control panels, power distribution systems, and associated components.

Examples of work that may be performed under this contract include, but are not limited to:

i. Repair, troubleshooting, maintenance, and replacement of existing process line heat trace systems.

ii. New heat trace system design and installation, including consideration of the following:

a. Ability to withstand ambient conditions and process temperatures.

b. Selection of heater type

c. Circuit heat loss calculations

d. Circuit length calculations

e. Circuit resistance at operating voltages

f. Continuous and reliable system operation, including during maintenance or removal of process equipment for servicing

g. Cable connection design and configuration

iii. Load charts included within the design package shall identify the following:

a. Voltage and Wattage

b. Operating Current (Amps)

c. Start-up Current (Amps)

d. Power Per Unit Length (W/ft)

e. Total Power Per Circuit (Watts)

f. Heater cable intermittent temperature shall not be used

g. High temperature limiting devices shall be used to de-energize the circuit exposed to temperature conditions beyond the energized temperature limit of the heating cable.

iv. Heater cable installation requirements shall include, but are not limited to, the following:

a. Ease of removal and reinstallation of in-line devices and equipment without cutting or damaging the heater cable.

b. Installation of pairs of cold leads on each side of heat-traced valves or equipment requiring removal for maintenance or service.

c. Identification of heater cable type and termination locations in relation to insulation systems and process lines.

d. Circuit identification and labeling.

e. Heater characteristics, including voltage, watts per foot, catalog number, and cable length.

f. Cable installation location and attachment methods.

g. Temperature sensor assemblies and sensor location.

h. Junction boxes with terminal blocks, and associated mounting hardware.

iv. Construction and installation of heat trace power and control panels in accordance with current National Electrical Code (NEC) requirements, including applicable design, fabrication, wiring, labeling, and installation standards.

v. Provide freeze protection main contactors, including the following:

a. Copper ground bus and grounding provisions

a. Equipment Labeling

b. Breaker and circuit number identification

c. Main nameplate location, required information contained, and engraved letter size.

d. Provide grounding systems, electrical connections, and conduit required for complete heat trace system installation.

b. Provide nameplates, circuit tags, and descriptive identification data for all applicable equipment and circuits..

vi. Other Requirements:

a. The Contractor shall select the appropriate heat trace cable for each process line based on application temperature, line size, freeze protection length, and required watts per foot necessary to maintain freeze protection for the specified process line.

b. The Contractor shall match the fixed power output of the recommended heat trace cable to the heat loss characteristics of the process fluid requiring freeze protection.

c. The Contractor shall verify and provide all fittings, components, and accessories required for a complete and fully operational freeze protection system installation.

d. The Contractor shall ensure all supplied heat trace systems and components are capable of withstanding required operating temperatures with a minimum 10% safety margin.

vii. The Contractor shall conduct inspections and tests on each control panel assembly on each heating cable.

viii. Austin Energy (AE) reserves the right to perform pre-shipment inspections and witness factory testing for all control panel assemblies. The Contractor shall provide AE with a minimum of seven (7) calendar days advance notice prior to all inspection and testing activities.

a. AE shall be permitted to inspect and the control panel assemblies and electric heating cables for compliance with the Scope of Work, applicable industry standards, manufacturer requirements, and approved vendor drawings.

b. Factory inspections and tests for the control panel assemblies shall include complete operational and alarm testing with power applied to the panel.

c. Factory inspection and tests for mineral insulated (MI) heating cables shall include, at a minimum, the following:

1. Finished MI heating cables shall be tested for electrical resistance and continuity.

2. MI heating cables shall be subjected to and successfully withstand a high-potential (hipot) test at twice the design voltage plus 1,000 volts after being submerged in water for twenty-four (24) hours.

3. AE may review and verify factory production test documentation.

d. In the field, all heating cables shall be megger tested using a minimum of

500 volts DC.

e. The following field megger readings shall be performed and documented for each heating cable installation:

1. Heating cables shall be megger tested upon receipt at the plant and prior to insulation installation.

2. Heating cables shall be megger tested after installation and prior to application of thermal insulation.

3. MI heating cables shall pass a minimum insulation resistance test of five

(5) megohms. Heating cables or circuits failing to meet this requirement shall be repaired or replaced.

4. Field megger test results shall be documented for each cable on circuit verification sheets identifying cable type, circuit number, cable length, and customer witness/sign-off for items e.1 and e.2 above

5. Circuit verification sheets shall be included as part of the as-built turnover documentation submitted with the final design package.

ix. Other Requirements:

1. Austin Energy’s Project Manager shall review and approve all substitutions, changes, or modifications to specified materials, equipment, and system components prior to implementation.

2. The freeze protection system shall utilize readily available parts and components. The manufacturer shall maintain a facility or warehouse inventory containing materials and replacement parts necessary to assemble and support the proposed freeze protection system. The Contractor shall provide the location of the applicable manufacturing facility and/or warehouse with its proposal submission.

3. The Contractor shall provide turnkey delivery, installation, startup, testing, and commissioning of the freeze protection system in accordance with the requirements of this Scope of Work and specification.

4. The Contractor shall provide three (3) complete sets of as-built isometric drawings for each process line. The isometric drawings shall contain sufficient detail to identify heater locations, power junction boxes, end terminations, temperature sensors, and all associated supplied equipment and components:

a. Line numbers and piping configuration.

b. Valves, flanges, fittings, and instrumentation.

c. Heater circuit and branch electrical circuit numbers.

d. Heat loss calculations and heater output.

e. Electrical load information.

f. Heater catalog numbers, including all associated components and accessories used.

g. Heater termination points.

h. Design parameters.

i. Thermal insulation type and thickness.

j. Locations and positions of all system components.

5. Following installation of the freeze protection system, the Contractor shall develop and submit a wire change list. The wire change list shall:

a. Identify all wires, electrical connections, and heat trace terminations to and from freeze protection panels and/or junction boxes.

b. Show all internal wiring connections for electrical and instrumentation components within the control panel. All wires, terminals, and devices shall be numbered and tagged in accordance with system elementary diagrams

6.0 CONTRACTOR REQUIREMENTS

A. Contractor shall have a minimum of seven (7) years of experience performing insulation work on utility boilers and/or Heat Recovery Steam Generators (HRSGs).

B. Contractor shall have a minimum of seven (7) years of experience designing, repairing, and installing freeze protection systems for industrial utility applications.

C. Contractor may submit a proposal for both insulation and heat tracing services with the intent to perform as the prime contractor in one discipline and subcontract the other. Contractors shall meet the minimum qualification requirements for the services they perform as the primary contractor and shall ensure all subcontractors meet the applicable experience requirements for the services they perform.

D. Contractor shall perform all services in a timely, safe, and efficient manner.

E. Contractor shall ensure its personnel and subcontractors comply with all Austin Energy requirements while performing work under this contract.

F. Rapid response and execution of services are critical during emergency conditions. For emergency requests, the Contractor’s technical field representative shall acknowledge Austin Energy’s request within four (4) hours and be on-site within twenty-four (24) hours, unless otherwise approved by Austin Energy.

G. Heat trace manufacturers shall maintain current ISO 9001 certification.

H. Equipment and materials provided under this contract shall be designed to operate within environmental conditions ranging from a minimum ambient temperature of 0°F to a maximum ambient temperature of 120°F.

I. Contractor shall provide all equipment, tools, materials, supplies, and labor necessary to complete each project.

J. Contractor shall coordinate lockout/tagout (LOTO), hot work, and confined space activities with Austin Energy procedures to safely isolate mechanical and electrical equipment.

K. Contractor shall provide all required scaffolding, staging, lifts, and/or manlifts necessary to complete the work scope.

L. Contractor shall provide equipment necessary to transport scaffolding, materials, tools, and supplies throughout Austin Energy facilities.

M. Contractor shall review existing drawings, technical data, and specifications prior to initiating repairs or modifications and shall compare actual field conditions against Austin Energy drawings during pre-project walkdowns.

N. Contractor shall provide portable restroom facilities when staffing levels exceed five (5) employees at a project site.

O. Contractor shall be responsible for storage, security, maintenance, and accountability of tools, equipment, and expendable materials.

P. Contractor shall provide product literature, technical data, and manufacturer information for equipment, materials, and supplies for Austin Energy’s Project Manager review and approval prior to purchase or installation, when requested.

Q. Contractor shall provide three (3) copies of technical manuals, OEM documentation, and operating instructions associated with heat trace panels and related equipment.

R. Contractor shall comply with all current plant-specific Contractor Work Requirements and Guidelines.

S. Contractor shall perform final cleanup and housekeeping activities at the completion of each project.

7.0 AUSTIN ENERGY RESPONSIBILITIES

A. Austin Energy (AE) will:

i. Provide electrical service at standard operating voltages

ii. Provide electrical service for welding equipment and welding machines.

iii. Provide available Austin Energy drawings and information to the Contractor prior to requesting project pricing or authorizing work. Austin Energy will provide information currently in its possession but does not guarantee the completeness or accuracy of drawings or field conditions. If the Contractor encounters underground utilities, discrepancies, or obstructions that materially differ from the information provided by the Austin Energy Project Manager or identified during project walkdowns, the Contractor shall promptly notify the Austin Energy Project Manager and take reasonable actions to mitigate impacts caused by the discrepancy. Requests for change orders associated with differing conditions or scope impacts shall be submitted within two (2) business days of discovery.

iv. Provide an Austin Energy Project Manager or designated plant representative at each facility for coordination of work planning and scheduling activities

v. Provide local vehicle parking and access to work areas. If suitable parking cannot be furnished by Austin Energy at the facility, the Contractor shall make arrangement for off-site parking and transportation to/from the work site.

vi. Remove and return-to-service various fires protection systems, as required within plant facilities.

vii. Provide plant-quality compressed air for small- to medium-flow applications.

Contractor use of large-volume compressed air for high-flow activities, including pipe cleaning or operation of high-demand tools and equipment, shall require prior Austin Energy approval. Contractor use of existing plant instrument air systems is prohibited unless specifically approved in advance by Austin Energy.

viii. Reserve the right to enter into separate agreements with other contractors for similar or related services without regard to the quantity of work performed under this contract.

8.0 DELIVERABLES:

A. Weekly Progress Reports

i. Contractor shall submit weekly progress reports in electronic format, as requested by the Austin Energy Project Manager. Reports shall include project status updates, inspections, observations, safety issues, schedule impacts, and work performed during the reporting period. Austin Energy Project Manager sign-off shall be obtained prior to the Contractor leaving the site upon project completion.

B. Final Report

i. Contractor shall submit a detailed Final Report to the Austin Energy Project Manager no later than thirty (30) calendar days following project completion. The Final Report shall include, at a minimum:

a. Field inspections and observations.

b. Shop inspections and test results.

c. Parts, materials, and equipment utilized.

d. Complete summary of work performed.

e. Color photographs documenting abnormal conditions, deficiencies, failures, repairs, and completed installations.

f. Final assembly measurements and clearances, as applicable.

g. Relevant drawings, as-built documentation, and supporting technical information.

h. Equipment, product, and labor warranty documentation

C. Contractor shall submit all reports in electronic format to the personnel identified in the applicable work authorization or as otherwise directed by the Austin Energy Project Manager.

D. The Final Report will need to be received before final payment is issued.

9.0 SPECIFIC INVOICE REQUIREMENTS

The City’s preference is to have invoices emailed site-specific contracts listed below:

Location/facility Name: Sand Hill Energy Center Contact: Cheryl Martinets Phone: (512) 972-9401 Email: cheryl.martinets@austinenergy.com mailto:cheryl.martinets@austinenergy.com

Location/facility Name: Decker Creek Power Station Contact: Jennifer Blount Phone: (512) 972-8265 Email: jennifer.blount@austinenergy.com

Location/facility Name: District Cooling Plant #1 Contact: Clay Corbitt Phone: (512) 505-3527 Email: clay.corbitt@austinenergy.com

Location/facility Name: District Cooling Plant #2

Location/facility Name: District Cooling Plant #3

Location/facility Name: Mueller Energy Center (CW and Gen) Contact: Barrett Story Phone: (512) 505-3868 Email: barrett.story@austinenergy.com

Location/facility Name: Domain District Cooling Contact: Bradley Jarrell Phone: 512-972-8358 Email: bradley.jarrell@austinenergy.com

Location/facility Name: Austin Community College Highland Chiller Plant Contact: Bradley Jarrell Phone: 512-972-8358 Email: bradley.jarrell@austinenergy.com

10.0 Designation of Key Personnel

The City and the Contractor resolve to keep the same key personnel assigned to this engagement throughout its term. If it becomes necessary for the Contractor to replace any key personnel, the replacement will be an individual having equivalent experience and competence in executing projects such as the one described herein. Additionally, the Contractor shall promptly notify the City and obtain approval for the replacement. Such approval shall not be unreasonably withheld. The Contractor’s and City’s key personnel are identified as follows:

Position Name / Title Phone Number

Email Address

City Contract Monitor Eddie Washington 512-972-

Eddie.Washington@austinenergy.com mailto:jennifer.blount@austinenergy.com file://AE-FS/DA-SH-L$/!Users/MartinetsC/Projects/Pump%20Maintenance/clay.corbitt@austinenergy.com file://AE-FS/DA-SH-L$/!Users/MartinetsC/Projects/Pump%20Maintenance/clay.corbitt@austinenergy.com file://AE-FS/DA-SH-L$/!Users/MartinetsC/Projects/Pump%20Maintenance/clay.corbitt@austinenergy.com file://AE-FS/DA-SH-L$/!Users/MartinetsC/Projects/Pump%20Maintenance/barrett.story@austinenergy.com file://AE-FS/DA-SH-L$/!Users/MartinetsC/Projects/Pump%20Maintenance/bradley.jarrell@austinenergy.com file://AE-FS/DA-SH-L$/!Users/MartinetsC/Projects/Pump%20Maintenance/bradley.jarrell@austinenergy.com mailto:%20Eddie.Washington@austinenergy.com

City Project Manager

SHEC

Chaz Grandon

512-972-

Chaz.Grandon@austinenergy.com

City Project Manager Decker

Rogelio Zavala 512-505-

Rogelio.Zavala@austinenergy.com

City Project Manager District Cooling

Armando Armengol 512-505-

Armando.Armengol@austinenergy.com

City Contract Administrator, Procurement Specialist

Melita Harden 512-974-

Melita.Harden@austintexas.gov file://AE-FS/DA-SH-L$/!Users/MartinetsC/Projects/Insulation%20and%20Heat%20Trace%20Services/Rogelio.Zavala@austinenergy.com mailto:Armando.Armengol@austinenergy.com mailto:Melita.Harden@austintexas.gov