Time and Motion Study, Analysis Through Statistics

Higher productivity in organizations leads to national prosperity and better standard of living for the whole community. Improving productivity through time and motion study is used in the manufacturing sector and allied industries. Work study consists of two aspects method study and work measurement which when applied effectively results to higher productivity. This paper deals with the use of work measurement for rebar placement activity, studying the performance of workers and its analysis through statistics.
Puniavathi Puranam, M.E.Student
Prof. Pramila. R. Adavi, Civil Engg.Department MAEER’S MIT, Pune.

Introduction

Project cost and schedule performance depend largely on the quality of project planning, work area readiness preparation and the resulting productivity of the work process made possible in project execution. The construction industry sets in motion the process of economical growth in the country; investment in this sector contributes 6.5% of Gross Domestic Product (GDP) growth (Das, 2003). Every Rs.1 investment in the construction industry causes a Rs.0.80 increment in GDP as against Rs.0.20 and Rs.0.14 in the fields of agriculture and manufacturing industry, respectively. Statistics over the period have shown that compared to other sectors, this sector of economic activity generally creates 4.7 times increase in incomes and 7.76 times increase in employment generation potentiality. Statistics is defined as the scientific method for collecting organizing, summarizing, presenting and analyzing data as well as drawing valid conclusions and making reasonable decisions on the basis of such analysis. The three major functions where statistics can be found in major enterprise are: