Estimation of Costs and Durations of Construction of Urban Roads Using ANN and SVM

Table 1

Mean values of the percentage of works groups in the total offered value.

Number	Group of works	Mean value of the percentage of works groups in the total offered price [%]
(1)	Roadway construction and landscaping works	68
(2)	Earthworks	14
(3)	Preparation works	12
(4)	Other works	3
(5)	Drainage works	2
(6)	Works on traffic signals installation	1