Significant universal research regarding causes of delay in road projects has been carried
out based on expert opinion. This study classifies and standardizes all road construction …

This paper addresses the gap in the scientific literature regarding construction cost
estimates for the construction of underground metro stations. It provides preliminary cost …

Following manufacturing, construction is the industry that is responsible for the majority of
work-related accidents due to the complexity and uniqueness of each construction site. The …

Accurate prediction of the prestressed steel amount is essential for a concrete-road bridge's
successful design, construction, and long-term performance. Predicting the amount of steel …

Owners need clear information about the cost at the early stage, while information about
drawings and designs are limited in this stage. The purpose of this research is to propose a …

Precast concrete beams for bridges are among the widely used applications of off-site
construction with various standardized profiles and lengths being long used in different …

The construction sector in Greece has been developing radically in the field of building
renovations. The foremost problem for projects in the building construction industry is …

To combat prevalent roadway aging, the California Department of Transportation (Caltrans)
implements routine rehabilitation projects, which require cost estimation models for better …

Purpose Challenges associated with ensuring the accuracy and reliability of cost estimation
of highway construction bid items are of significant interest to state highway transportation …

The preliminary design phase transforms the investor's ideas and information into general
plans, drawings and specifications and helps the project managers continue the next steps …