1989 年 399 巻 p. 37-44
The construction specifications of wooden houses by the government housing loan corporation is the most popular in Japanese carpenter or builder. The author got their opinions of structural members in this specifications, and traced the change of contents in this specifications since 1950. Through these surveys, cosiderations in this paper are as follows: 1. This specifications is generally applied to houses without corporation loan. 2. Their opinions about structural members have much in common. 3. Many opinnions are rightly reasoned and in agreement with testing data. 4. Contents in this specifications change every year since 1981. It is necessary to get some way keeping confusion off.