VARELA & ASSOCIATES, INC.

Engineering and Management

Helping you manage your infrastructure through
planning, funding, and engineering.

WATER    WASTEWATER    STREETS & SIDEWALKS    STORMWATER

 PLANNING    DESIGN   MANAGEMENT   INSPECTION

Ferry County

FAIRGROUNDS FLOOD STUDY

Delineation & Evaluation of 100-yr Floodway

Survey & Hydraulic Evaluation of Stream & Floodplain

·    Determined base flood elevation in accordance w/FEMA guidelines

·    Determined changes in flood elevation due to siltation & the proposed construction of new buildings

·    HEC-RAS computer model used to estimate the 100- yr flood elevation & impacts from the proposed structures

·    Prepared report for County & FEMA