Analysis the Financial Impact on Infrastructure Project Due to Wastages of Construction Materials: A Case Study of Mumbai Metro Line 3 Construction Stage

Abstract

The study covered only the construction stage of infrastructure projects with the assumptionthat lean design has already been considered at the design stage. Construction stage refers particularlyto the construction of sub-structures, super-structures and architectural elements such as finishes.Surveys carried out at these phases enabled on- site observations to be conducted simultaneously. Theactivities considered for study were concreting and excavation. The research focused on the flow ofactivities. Surveys in the forms of questionnaires and personal interviews were conducted with theproponents who were undertaking referenced projects. Proponents mentioned refer precisely to the sitemanagerial staffs concerned such as project managers, quantity surveyors and senior site engineers.The study focused on construction sites of Mumbai Metro line 3 due to site accessibility and availabilityof contacts. These sites were made up of construction of underground metro stations.