英语论文网

Abd Majid and McCaffer (1998) identified the factors of slow labor supply that contribute to causes of delays. Odeh and Bataineh (2002) in their research identified “the factors of labor supply as contributors to causes of delays. Besides material, the labour also consider as major source in the construction industry. Generally, labour are categories into two groups such as skilled workers and unskilled workers. In construction industry without labour project could not run. For instance, during construction, materials are ready to but no worker carrying out the work. During the same time because of no worker to progress of work, the project will confront project delay.

1.3.4.2 Shortage of skilled worker

According to Chan and Kumaraswamy (1996) mentioned the factor of shortage of skill labor is the most important factor that contributed to causes of delays. Skilled worker is a worker who has some special skill, knowledge and ability in his job and also gets highest pay such as plasterer, carpenter, painter, and concreter. Those skilled workers are learning the skills on the job.

In construction, some contractors do not hire skilled workers because of higher labour cost and he employs some unskilled workers. At the same time skilled workers do not want get the job from the contractor with lower labour cost. Finally the unskilled workers could not complete the work on time. So, because of shortage of skilled worker affect whole project delay.

1.3.4.3 Labor of productivity

According to Ogunlana, et al. (1996) studied the factor of labor productivity having high influence to causes of delays. Labor of productivity; generally define as output per labour hour. There are many factors that influence on the labour productivity. One of the factors is workers experience, labour with high experience and high skills in field leads to high performance at workplace. Besides that, attitude also will affect productivity of labour. For instance, a worker can lay one meter square per hour but because of lazy. Finally he using three hours to finish laid the brick wall. Because of this factor, the progress work delay and it will also influence the whole project delay.

1.3.5 Causes of Material related Delay

Figure 2.7 Factors of material related delay

1.3.5.1 Shortage of construction materials

Koushki, et al. (2005) mentioned that, factor shortage of construction material that contribute to causes of delays. Ogunlana, et al. (1996) identified the factor of shortage of material as a factor to causes of delay. Chan and Kumaraswamy (1996) studied that factors shortage of material as contributors that contribute to causes of delays. Abd Majid and McCaffer (1998) identified the factor of shortage of material that contribute to causes of delays. Material shortage is a potential source of constructio本论文由英语论文网提供整理，提供论文代写，英语论文代写，代写论文，代写英语论文，代写留学生论文，代写英文论文，留学生论文代写相关核心关键词搜索。