RFP - Madison County Mold Remediation
| Location: | Iowa |
|---|---|
| Posted: | May 15, 2026 |
| Due: | Jun 8, 2026 |
| Agency: | State Government of Iowa |
| Type of Government: | State & Local |
| Category: |
|
| Solicitation No: | RFP - Madison County Mold Remediation |
| Publication URL: | To access bid details, please log in. |
Bid Information
Bid Number
RFP - Madison County Mold Remediation
Solicitation
RFP - Madison County Mold Remediation
Solicitation Type
Request for Proposals
County
Madison
Description
Description
Madison County, Iowa (“County”) is soliciting sealed proposals from qualified and licensed environmental remediation contractors to provide mold remediation, cleaning & containment restoration services at the Madison County Elderly Services Building located at:
985 N. John Wayne Drive
Winterset, Iowa 50273
Agency Information
Number
61
Name
Madison County
Address 1
112 John Wayne Dr.
Address 2
City/State/Zip
Winterset, IA 50273
Contact Information
Contact Name
Heather Stancil
Contact Title
Chair, Madison County Board of Supervisors
Contact Email
Contact Phone Number
(515) 991-6905
Contact Phone Extension
Contact Other Number
Contact Fax Number
Valid Dates
From
5/15/2026 11:43:00 AM
Until
6/8/2026 1:00:00 PM
Documents/Attachments
Attachment Preview
Request for Proposals (RFP)
Mold Remediation and Indoor Air Quality Corrective Work
Madison County Elderly Services Building
Madison County, Iowa
1. Introduction
Madison County, Iowa (“County”) is soliciting sealed proposals from qualified and licensed
environmental remediation contractors to provide mold remediation, cleaning & containment
restoration services at the Madison County Elderly Services Building located at:
985 N. John Wayne Drive
Winterset, Iowa 50273
• This RFP is being issued following findings from an Indoor Air Quality (IAQ)
assessment performed by Alliance Environmental Services and laboratory analysis
completed by Southeast Environmental Microbiology Laboratories (SEEML), dated
April 10, 2026, identifying elevated fungal activity and areas requiring corrective action.
• The County seeks proposals from experienced firms capable of performing professional
mold remediation in accordance with applicable OSHA, EPA, IICRC S520, and State of
Iowa requirements.
• Asbestos testing was completed on February 23, 2026 and report will be provided to bid
responders. The report states that NO asbestos containing materials were identified in the
renovation areas. Bidders are required to acknowledge receipt of and review the asbestos
report. If asbestos-containing materials are encountered, work shall stop and be
coordinated in accordance with applicable regulations. No disturbance without proper
abatement authorization.
• “Dry standard” shall be considered achieved when moisture meter readings are consistent
with unaffected materials of the same type (per IICRC S500 guidelines) and indoor
relative humidity is maintained between 30% and 50%. Contractor shall document and
submit moisture readings for all affected materials before, during and after drying.
• Contents in affected areas will be removed by Madison County Staff prior to work
commencing.
• All change orders must be approved.
2. Project Objective
The objective of this project is to:
• Safely remediate mold-impacted materials
• Eliminate active fungal growth sources
• Prevent future moisture intrusion
• Restore indoor air quality to acceptable standards
• Protect employees, visitors, and building occupants
• Provide documentation confirming successful remediation and clearance
3. Scope of Work
The selected contractor shall provide all labor, materials, supervision, equipment, permits,
disposal, and incidentals necessary to complete the work, including the scope of services defined
in the Alliance Environmental report dated 4-10-26 and below:
4. Defined Scope of Services
A. Site Assessment and Mobilization
1. Conduct contractor site walkthrough
2. Verify affected remediation areas identified in IAQ report
3. Develop site-specific remediation work plan
4. Establish project schedule
5. Site-specific work plan, safety plan and schedule must be submitted to and approved
by County representative prior to mobilization
6. Coordinate with County staff to minimize operational disruption
B. Containment and Safety Controls
1. Install engineering controls including:
• Critical barriers
• Negative air containment
• HEPA filtration units
• Decontamination chambers (if required)
• Worker PPE requirements
• Occupant protection measures
2. Comply with all OSHA respiratory protection and worker safety requirements
C. Required Remediation Areas (MANDATORY)
All remediation work should be performed by an IICRC accredited firm adhering to the
S520 Standards on Microbial Remediation as well as the S500 Standards on Water
Mitigation. PPE, containments and air scrubbers should be used to help prevent the
spreading of spores.
The Contractor shall remediate all impacted materials identified in the Alliance
Environmental report, including but not limited to:
Emergency Management Area:
• Isolate the area by placing containment over the doorway to the garage.
• Isolate the HVAC system by placing filter material over the return vents.
• Deploy air scrubber(s) and exhaust to outdoor air placing the area under negative
air pressure.
• Paper goods, boxes and items deemed non-cleanable will be removed by Madison
County staff members.
• Once demo is completed (all materials with visible water damage or microbial
growth are removed) clean the entire room by HEPA vacuuming, wet washing
with an anti-microbial agent and then HEPA vacuuming again removing all
dirt/dust/debris in the process.
West Storage Closet:
• Remove and dispose of all water damaged ceiling and any insulation above.
• Remove all base cove for better inspection of walls behind; walls found to have
water damage or microbial growth present should be removed and disposed of as
well as any insulation behind.
• Remove and dispose of all carpet and mastic exposing the concrete slab.
• Once demo is completed (all materials with visible water damage or microbial
growth are removed) clean the entire room by HEPA vacuuming, wet washing
with an anti-microbial agent and then HEPA vacuuming again removing all
dirt/dust/debris in the process.
• Fog room with anti-microbial solution.
• Use an anti-microbial encapsulant to encapsulate any materials with staining
remaining following cleaning and drying.
North Center Storage:
• Remove all base cove for better inspection of walls behind; walls found to have
water damage or microbial growth present should be removed and disposed of as
well as any insulation behind.
• Remove and dispose of all carpet and mastic exposing the concrete slab.
• Once demo is completed (all materials with visible water damage or microbial
growth are removed) clean the entire room by HEPA vacuuming, wet washing
with an anti-microbial agent and then HEPA vacuuming again removing all
dirt/dust/debris in the process.
• Fog room with anti-microbial solution.
• Deploy a dehumidifier to lower humidity levels and dry materials back to dry
standard following cleaning and fogging.
• Use an anti-microbial encapsulant to encapsulate any materials with staining
remaining following cleaning and drying.
SW Office/Entry:
• Remove all base cove for better inspection of walls behind; walls found to have
water damage or microbial growth present should be removed and disposed of as
well as any insulation behind
• Remove and dispose of all carpet and mastic exposing the concrete slab
• Once demo is completed (all materials with visible water damage or microbial
growth are removed) clean the entire room by HEPA vacuuming, wet washing
with an anti-microbial agent and then HEPA vacuuming again removing all
dirt/dust/debris in the process.
• Fog room with anti-microbial solution.
• Deploy a dehumidifier to lower humidity levels and dry materials back to dry
standard following cleaning and fogging.
• Dehumidifier should remain in place until materials have been returned to dry
standard and humidity levels have been returned to an acceptable level between
30% and 50%.
• Use an anti-microbial encapsulant to encapsulate any materials with staining
remaining following cleaning and drying.
West Entry (Main entry/office for Emergency Management):
• Remove all base cove for better inspection of walls behind; walls found to have
water damage or microbial growth present should be removed and disposed of as
well as any insulation behind.
• Remove and dispose of all carpet and mastic exposing the concrete slab.
• Once demo is completed (all materials with visible water damage or microbial
growth are removed) clean the entire room by HEPA vacuuming, wet washing
with an anti-microbial agent and then HEPA vacuuming again removing all
dirt/dust/debris in the process.
• Fog room with anti-microbial solution.
• Deploy a dehumidifier to lower humidity levels and dry materials back to dry
standard following cleaning and fogging.
• Dehumidifier should remain in place until materials have been returned to dry
standard and humidity levels have been returned to an acceptable level between
30% and 50%.
• Use an anti-microbial encapsulant to encapsulate any materials with staining
remaining following cleaning and drying.
North Office (NE Storage area):
• The suspect microbial growth on the ceiling was identified as Cladosporium (a
common indoor/outdoor spore) and can be cleaned and encapsulated.
• Remove all base cove for better inspection of walls behind; walls found to have
water damage or microbial growth present should be removed and disposed of as
well as any insulation behind.
• Remove and dispose of all carpet and mastic exposing the concrete slab.
• Once demo is completed (all materials with visible water damage or microbial
growth are removed) clean the entire room by HEPA vacuuming, wet washing
with an anti-microbial agent and then HEPA vacuuming again removing all
dirt/dust/debris in the process.
• Fog room with anti-microbial solution.
• Deploy a dehumidifier to lower humidity levels and dry materials back to dry
standard following cleaning and fogging.
• Dehumidifier should remain in place until materials have been returned to dry
standard and humidity levels have been returned to an acceptable level between
30% and 50%.
• Use an anti-microbial encapsulant to encapsulate any materials with staining
remaining following cleaning and drying.
Elderly Services Main Community area/Kitchen/Dry Storage/Offices:
• No remediation required unless new issues are discovered during walkthrough,
not included in this RFP
HVAC:
• The HVAC system, ductwork and all components that supply the
emergency management area should be professionally cleaned as part of the
remediation process and filter replaced.
D. Containment Requirements (MANDATORY)
Contractor shall establish containment appropriate to the level of contamination,
including:
• Negative air pressure systems with HEPA filtration:
o Maintain -0.02 to -0.05 inches water column
o Minimum 4 ACH
• Critical barriers (6-mil poly or equivalent)
• Sealed work zones
• Decontamination chambers where required
• Protection of non-impacted areas
All containment shall comply with IICRC S520 standards.
E. Cleaning and Remediation Standards
All remediation work shall include:
• HEPA vacuuming of all affected and adjacent surfaces
• Damp wiping and cleaning of all non-porous materials
• Removal of all porous materials that cannot be effectively cleaned
• Use of antimicrobial agents where appropriate (not as a substitute for removal)
• Fogging all spaces with anti-microbial solution
• Fogging alone is not acceptable as primary remediation.
F. HVAC and Air Handling Considerations
The HVAC system, ductwork, registers, and all components serving the Emergency
Management area shall be professionally cleaned per IICRC standards. All return
vents in the work area shall be protected during remediation. Filters shall be replaced
upon completion.
G. Moisture Source Identification
In addition to remediating previously identified mitigation areas, the contractor shall:
• Make a reasonable effort to identify and document all active or potential moisture
intrusion sources
• A written Moisture Source Investigation Report with photographs and
recommended permanent repairs shall be submitted to the County.
This is the opportunity summary page. It provides an overview of this opportunity and a preview of the attached documentation.
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