PROCUREMENT-ABERDEEN- FEB 16

ABERDEEN ADVANCED WASTEWATER TREATMENT ENR UPGRADE
ADVERTISEMENT FOR THE FOLLOWING:
CONCRETE AND SOILS TESTING
The City of Aberdeen is seeking qualified companies including Disadvantaged Business Enterprises capable
of completing concrete testing, soils testing and special inspections required to construct the Enhanced
Nutrient Removal (ENR) Upgrade at the 4.0 mgd Aberdeen Advanced Wastewater Treatment Plant
(AAWWTP) in Aberdeen, MD.
The construction cost is approximately $20 million. The Contractor NTP is anticipated by April 15, 2010 and
construction duration is anticipated to last 24 months. Included in the scope of services for this project is
sampling and testing for cast-in-place concrete, soils compaction testing and special inspections. The total
estimated concrete quantity for this project is approximately 7,000 cubic yards based on the construction of
the following structures:
􀁸 Flow Equalization Tanks 􀁸 Ultraviolet Disinfection System
􀁸 PE/RAS Distribution Box 􀁸 Various exterior equipment pads
􀁸 Expansion of Reactors 1 through 4 􀁸 Concrete sidewalks
􀁸 Denitrification Filter Complex
The following Scope of Services for cast-in-place concrete testing shall include, but is not limited, to the
following:
1. Field testing of fresh concrete used for the project including temperature, slump, air content, unit
weight, water/cement ratio based on recordation tickets provided by the concrete supplier and
molding of compressive strength cylinders.
2. Transportation, laboratory curing and compression testing of concrete cylinders.
3. Submission of field and laboratory reports.
The following Scope of Services for compaction testing shall include, but is not limited, to the following:
1. Under each structure.
2. For trench backfill placed.
3. For pavement placed.
4. At location of new walkways.
5. At fill or backfill locations.
Special Inspections shall be required for the following structures:
􀁸 Electrical Building and associated retaining
wall foundation
􀁸 UV Disinfection Facility
􀁸 Denitrification Filters 􀁸 Sodium Hydroxide Storage structure
The following Scope of Services for Special Inspections shall include, but is not limited, to the following:
1. Keep records of all inspections and furnish inspection reports including a final report to the
Building Official and the Registered Design Professional in Responsible Charge.
If you are qualified to complete this work, please respond with an expression of interest (EOI) and a
statement of qualifications by February 16, 2010. Any correspondence can be directed to Rick Kosko via
email at Rkosko@aberdeen-md.org. Following receipt of EOIs and qualifications, detailed requests for
proposals will be distributed and will be due on March 2, 2010.