The purpose of this research is to study the construction safety system for working at height. The safety system for working at height in this research is predetermined by department of labour protection and welfare and safety and health at work promotion association (Thailand). The safety system composed of (1) safety policy (2) safety organization (3) prevention measure (4) risk analysis (5) training (6) safety inspection (7) accident report and (8) emergency planning. Since they had been used construction safety system for working at height in construction site. They have seen different number reduced from accident on site project. However the cost of construction project would have increases.For example building construction site project would taking more time to finished their project. Such as project A have costs increase 281385 baht Project B have costs increase 263648 baht and Project C have costs increase more 285413 bahtRespectively.

The purpose of this research was study Physical Fitness of Students of Rajamangala University of Technology Phra Nakhon. The population used in this research was 410 males and 460 females who were studying in the two semester of academic year 2012 at Rajamangala University of Technology Phra Nakhon. The instrument used was the AAHPERD Health-Related Physical fitness Test which consisted of thee items: sit and reach one minute sit-up standing long jump and the ACSM Fitness Test consisting of body mass index. The data were analyzed by mean standard deviation percentage and norms using raw scores. The norms were divided into five levels: excellent good moderate low and poor respectively. It was found that the health-related physical fitness norms for male and female students of Kasetsart University Chalermphrakiat Sakonnakhon Province Campus by using physical fitness test: body mass index sit and reach one minute sit-up and standing long jump were at moderate level. The research provided health-related physical fitness norms for students of Rajamangala University of Technology Phra Nakhon.