Natural Gas Odorization System

Garland Power & Light seeks bids for the furnishing, delivery, installation support, startup, and operator training for one complete natural gas odorization system at:

The odorization skid will be installed at a rural, undeveloped site serving the Ray Olinger Power Plant, separate from the power plant property. The installation site does not have an assigned street address. The OWNER will provide the final installation location, site access information, and a location map or geographic coordinates to prospective BIDDERs.

The equipment shall include an odorant injection system, electronic controller, remote communications equipment, odorant storage tank with secondary containment, nitrogen blanketing equipment, injection and maintenance controls, pipeline injection connection, mounting assembly, power supply, and associated accessories.

The system shall be furnished as a coordinated package. The supplier shall be responsible for compatibility with all supplied components and shall identify any equipment, materials, utilities, or services required by the OWNER.

Required capacity

• Provide an odorant injection rate of 0.5 pound per million cubic feet of natural gas at the maximum specified gas flow.
• Provide a maximum odorant delivery capacity of at least 2.55 pounds per hour at the specified operating conditions.
• Permit adjustment of the odorant injection setting.
• Provide automatic injection control in proportion to the OWNER’s gas-flow input and discontinue injection when the input indicates no gas flow.

Operating conditions

| Parameter | Operating Condition |
| --- | --- |
| Maximum natural gas flow | 4.94 MMSCFH with all four generating units operating at maximum load. |
| Minimum natural gas flow | 0.14 MMSCFH with the smallest generating unit operating at minimum load. |
| Upper operating gas pressure | Approximately 450 psi. |
| Lower operating gas pressure | Approximately 325 psi. |
| Maximum ambient temperature | 105°F. |
| Minimum ambient temperature | 0°F. |

Field services

Include qualified field personnel, mobilization, and equipment necessary to perform the following for the system furnished under this bid:

• Installation of stainless steel tubing between the odorizer and pipeline connection within the defined installation limits.
• Nitrogen pressure testing of installed tubing.
• Odor-control equipment suitable for installation and startup, including an activated-carbon vacuum system or equivalent.
• Point-to-point electrical and signal verification after wiring is complete.
• Initial setup, commissioning, and startup assistance after gas flow is available.
• Onsite operator training.

Provide training materials, a knowledge assessment, and certificates of completion for personnel who successfully complete the training and assessment.

**NO FAXED OR EMAILED BIDS!** All documents (forms) herein and attached are **required** to be completed and returned with response.

This is an evaluated bid; please pay close attention to the weighted criteria listed in the bid documents and provide an organized and complete response.

A **Performance and Payment Bond** will be required upon award.

Please acknowledge the City of Garland's Terms and Conditions in the "Attributes" section.

The *Bidders Qualification Statement* is a **required** form.

Equipment shall be furnished FOB Destination, freight prepaid and included, to the OWNER-designated offsite installation location serving the Ray Olinger Power Plant.

Provide an odorizer warranty of at least 18 months from shipment.