Title
Consider a resolution authorizing the Mayor to execute Supplemental Contract No. 4 with Tetra Tech, Inc. for the CR 112 Improvements from A.W. Grimes Boulevard to CR 117 Project.
Body
This engineering agreement with Tetra Tech, Inc. is for the proposed roadway improvements for CR 112 from A.W. Grimes Blvd to approximately 400 feet east of CR 117 and to widen this 1.18-mile section from a two-lane roadway to six-lane divided roadway and add pedestrian facilities.
The proposed roadway improvements include widening the existing limits to a six-lane divided urban roadway. Curb and gutter and a drainage pipe system are anticipated to accommodate the drainage needs. A 10-foot shared use path is proposed on one side of the roadway and a 6-foot sidewalk on the other. ROW will be required and is anticipated to come predominately from the north side of the roadway.
The original agreement included the development of the schematic and 30% PS&E. The cost of this work was $347,442.39.
Supplemental No. 1 was for additional engineering services to design a full set of PS&E plans. That supplemental was for $663,281.89. Total contract price was increased to $1,010,724.23.
Supplemental Agreement No. 2 was for additional engineering services to design and analysis to accommodate modifications for an adjacent development and two future roadways that will intersect with CR 112. That supplemental was in the amount of $38,850.00. The total contract price increased to $1,049,574.23.
Supplemental agreement No. 3 was for additional plan development and coordination with the Avery development, additional boundary survey, continued utility coordination and design for the additional conduit runs for future use. The cost of this supplemental agreement was $39,700. The total contract amount was increased to $1,089,274.23.
Supplemental Agreement No. 4 is for additional engineering to address comments for the traffic signal detection and modification as well as Developer coor...
Click here for full text