CARBON MEDIA REPLACEMENT

1. Engineered carbon which targets H2S.  4mm cylindrical pellets 0.30 g/cc.  Approximately 60% H2S removal media by weight.

208 cubic feet of product

Specifications:

CTC value 70% minimum

Surface Area 1050 m2/ g minimum

Moisture content 5% maximum

Hardness 95 min

Ignition temperature >400 deg C

Mean particle diameter 4mm

2. Spherical or cylindrical pellets with a 50/50 blend of potassium permanganate based media and virgin bituminous activated carbon. Pellets are formed from a combination of powdered activated alumina and binders specifically impregnated with potassium permanganate. These are mixed with porous cylindrical pellets of high grade bituminous activated carbon.  Meets UL requirements for a Class 1 fire rating

167 cubic feet of product

Specifications:

Potassium permanganate content 12% minimum

Moisture content 20% maximum

Crush strength 40-60%

Abrasion loss 3.0% maximum

Nominal pellet diameter 1/8” (approximately 3mm or 85% after screening)

Removal capacity – H2S 12% by weight; Sulfur dioxide 10.4% by weight; nitric oxide 2.5% by weight; nitrogen dioxide 23.4% by weight; formaldehyde 2.1% by weight

Project Details

• Reference ID: #0507-2026
• Department: Public Works-Waste Water Conroe
• Department Head: Norman McGuire (Asst. City Administrator Director of Public Works)

Important Dates

• Questions Due: 2026-04-27T17:00:00.000Z
• Answers Posted By: 2026-04-30T17:00:00.000Z

Addenda

• Addendum #1 (released 2026-04-20T15:24:54.808Z) —

  The addendum to Q&A 1 requesting a picture and drawing for the Carbon Media Replacement 

Evaluation Criteria

• Best Value and Best delivery Time (100 pts)

Submission Requirements

• Cover Letter (required) —

  Provide a cover letter indicating your firm’s understanding of the requirements of this specific job bid. The letter must be brief and formal from the proposer that provides information regarding the firm’s interest in and ability to perform the requirements of the proposal.  A person who is authorized by the organization to enter into an agreement with the City of Conroe will sign the letter.

  Please include all contact information.

• Acceptance of Conditions (required) —

  Indicate any exceptions to the terms and conditions of this CSP, including the Scope of Services.  Include a copy of all amendments issued pertaining to this CSP.

• Company Background (required) —

  2 - Pages Maximum

  1. Years in business under present name.
  2. Name and address of each office location.
  3. Ownership structure (Corporation / Partnership).
  4. Names and titles of officers in the company.
  5. Company trade organizations/associations/affiliations
• Experience of Key Personnel on Similar Jobs (required) —
  1. List key personnel that will be assigned or oversee this job.
  2. Provide resumes for key personnel.
  3. List all subcontractors that will be used for this construction project.
• References (required) —

  Provide references from the last five similar construction projects for which your company provided Carbon Media for Wastewater Treatment Plant

• List of Ongoing and Completed Projects (required) —

  Provide a list of all public and private construction projects in which your company is currently involved, or has been involved, in whole or in part, as a General Contractor.

  Please list project description, cost, and status.

• Copies of Insurance Certifications (required)
• Form 1295 (required)
• Are you HUB Certified? (required)
• HUB Certification (required)
• Please upload a memo stating that you are not HUB certified. (required)
• SAM.gov Status (required)
• Signed Addendums (required)
• Acknowledgement of Terms & Conditions (required) —

  Please download the below document, complete, and upload.

• Acknowledgement of Respondent (required) —

  By clicking "Please confirm" below, Bidder agrees to provide any additional information requested during bid selection process.

• Pricing (required) —
  • Choose Option 1 when you have set line items, for example:
    • This is a quote for goods or commodities.
    • This is a public works bid, with a pricing table that can be uploaded into OpenGov Procurement from an Excel spreadsheet.
    • Seeking services for hourly rate schedules.
  • Choose Option 2 when you need vendors to provide you with the line items.
• Will there be a Pre-Bid Meeting? (required)
• Attendance for Pre-Bid Meeting (required)
• Location Address for project (required)
• Brief Description of Service(s)/Product(s) (required)

Questions & Answers