Res 2017-054/awarding a design contract for the provision of Sessom Drainage Improvements preliminary engineering, design engineering, bid and construction phase services to American Structurepoint Inc., in the estimated amount of $228,395.00

Home Browse Search

ATTACHMENT A: SCOPE OF SERVICES CITY OF SAN MARCOS SESSOM DRAINAGE IMPROVEMENTS AT ACADEMY PS&E Project Understanding The work to be performed by The ENGINEER,under this contract will consist of providing Preliminary Engineering(30%),Design Engineering(60%/90%/100%),Bid,Construction,and Record Drawing Phase Services. The project consists of the following improvements: • Drainage design along Academy St.and Sessom Dr.from Orchard St.to the outfall on Texas State University property near Alamo St. • Final design will implement drainage alternate as previously determined by the CITY. (Alternate 4) • In general,consisting of abandoning the existing 12-inch pipe between Orchard St.and Sessom Dr.,and placing a 36-inch main trunkline along the south edge curb line along Academy St.and Sessom Dr. • Upsizing the existing 6-inch waterline along Academy to 12-inches from Orchard St.to Sessom Dr.,and relocating the existing 12-inch waterline in Sessom Dr.as required for the drainage improvements. • Upsizing the existing wastewater line from 6-inches to 8-inches along Academy St.from Orchard St.to Sessom Dr.,and relocating the existing 8-inch wastewater line in Sessom Dr.as required for the drainage improvements. • Traffic Signal Warrant Study and Traffic Signal Plans at the Sessom Dr.&Academy St. intersection. • Pedestrian signals and revised pavement markings at the Sessom Dr.&Academy St. intersection. I. Preliminary Phase(30%) A. Project Management and QA/QC:This task includes routine communication with the OWNER; managing subconsultants,manpower,budgets,and schedules;invoicing; implementing and monitoring of QA/QC efforts;and other activities associated with managing the project. i. Project Management ii. QA/QC B. Meetings:The ENGINEER will prepare meeting minutes and letter responses to questions as need. i. Project Meeting:The ENGINEER will prepare for and attend one(1)kickoff meeting on site with the OWNER and sub-consultants to initiate the project. C. Field Investigations i. Topographic and Tree Survey: Develop map with visible improvements,visible utilities,one- foot contours,spot elevations,trees 4"diameter and larger,utility pipe sizes and flowlines when possible.This will include coordinating with and locating One-Call markings for the site. ii. Boundary Surveying:Establish the right-of-way lines of Sessom Dr.,Academy St.,Orchard St.,and Alamo St.together with the side lines and rear lines.The survey will show the boundary and easement information. Boundary corners will be found and verified,and any material discrepancies will be reported. iii. SUE—Up to 5 Sue borings will be performed. D. Pipelines—Water/Sanitary Sewer i. Identify potential conflicts between water and sanitary sewer utilities and preliminary engineering for replacement using topographic survey information and available utility records. ii. Prepare necessary plan sheets for bidding(plan and profile of main relocations,plan view of abandonment detail,bypass pumping and shut-out detail,water and wastewater detail sheets) E. Drainage i. Watershed Analysis—The ENGINEER will delineate drainage areas and determine hydrology based on the rational method or other method as appropriate based on the size of Page 1 of 4