9/4/2001 - Laserfiche WebLink

Home Browse Search

Estimating the cost of testing services required for a project is difficult because of variables associated with construction sequencing , work duration , quality of work and quality of materials . The Florida Department of Transportation budgets from 2 % to 5 % of the construction cost for testing services . The estimated budget needed for testing services on Kings Highway Phase II is $285 , 675 . A breakdown of the budget estimate is provided in Appendix B of the Agreement . Quantities for various services were estimated for budgetary purposes . Subtracting the current unexpended balance from the estimated budget needed , equates to $260 , 335 . 55 . Staff is recommending increasing the "Not-to- Exceed " budget from $ 152 , 000 to $413 , 000 . Compensation will be on a unit price basis for actual testing provided up to the " Not-to- Exceed " budget . The Unit Fee Schedule for Standard Methods of Sampling and Testing are provided in Appendix A of the Agreement . These unit prices are comparable and in many instances lower than unit prices charged by other testing labs in this area . On Phase I construction of Kings Highway , Dunkelberger Engineering ' s geotechnical expertise was utilized to eliminate approximately $ 66 , 205 of proposed geogrid soil reinforcement during construction . The final cost of Phase I construction was $ 69145 . 232/28 . Testing services were 2 . 06 % of the total construction cost. The low bid on Phase II construction is $ 12 , 578 , 703 . 99 . The proposed testing services budget for Phase If construction is 2 . 27 % of the construction cost. Testing services for water main and force main installed are not itemized in the budget breakdown . Applying 2 . 27 % to the $ 821 , 057 . 68 bid amount for utility construction equals $ 18 , 638 . 00 . RECOMMENDATION & FUNDING Construction testing reduces the County' s risk of defects and deficiencies in the contractor' s work and provides assurance that the County is getting what it ' s paying for. Staff recommends approval of attached Amendment No . 2 , which increases the " Not-to- Exceed " budget of the Agreement from $ 152 , 000 to $413 , 000 . Funding is as follows : Roadway and Bridge Construction Account # 109-214-541 -067 . 31 $267 , 037 . 00 Utilities Account #472-000- 169-231 . 00 $ 18 , 638 . 00 ON MOTION by Commissioner Adams , SECONDED BY Vice Chairman Stanbridge , the Board unanimously approved Amendment No . 2 to the Professional Construction Testing Services Agreement with Dunkelberger Engineering and Testing , Inc . , which increases the "not- to- exceed " budget of the agreement from $ 152 , 000 to $ 413 , 000 , as recommended in the memorandum . September 4 , 2001 81