2023 09 19 City Council Packet

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• A maximum of 4 bridges will be surveyed. 
• If additional survey data is needed, Engineer will notify Owner in writing 
and proceed with additional survey effort only upon receipt of written 
approval from Owner. 
Task 3 – Condition Assessment  
Engineer will coordinate with Owner to establish the methodology and standardized 
condition assessment process for MS4 network assets to provide  consistency in 
asset evaluation, allowing for accurate prioritization based on their current state and 
criticality. Engineer will develop and define a condition rating system  that can be 
utilized by city staff to assess the stormwater assets. Engineer will have a  staff 
member work in the field with City staff for two days to perform condition 
assessments and train City staff on the process. Training will also include 
instructing City staff on how to update the City’s GIS database with the information 
collected.  
 
3.1 - General 
Engineer’s Task 3 services will include the following: 
• Work with Owner to understand what existing information is available for 
review to define infrastructure types/numbers. 
• Define watershed boundary for each project area. 
• Perform a quality audit of Owner’s existing GIS database, including the 
structures that comprise the Owner-reported 1,466 pipe segments in the 
system. 
• Perform, via subcontract, a topographic survey of stormwater assets to 
establish and document elevations, dimensions, etc. of key assets.  
 
3.2 – Data Analysis  
Engineer will coordinate with Owner to develop an asset condition and maintenance 
rating system for each attribute and protocols for incorporating the asset data and 
photographs into the City’s GIS database. Attributes and ratings will be developed 
for the following assets: 
• Manholes, junction chambers, catch basins, drop inlets, and outlet 
structures from detention basins; 
• Pipe inlets, outlets, and headwalls;  
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