3.0 MATERIALS AND METHODS
The study was carried out in the south east geopolitical zone of Nigeria. The sample of the study comprised of staff and adhoc staff of the construction companies chosen using the random sampling method. The instrument used in the collection of data is a researcher developed questionnaire. It consist of two sections: the first section contains information on the demographic data of the respondents while the second section contains questions arranged in four clusters: A, B, C and D which is based on a five point scale rating of Very Great Extent (VGE), Great Extent (GE), Some Extent (SE), Little Extent (LE), No Extent (NE) scored 5, 4, 3, 2, and 1 respectively.
Cluster A sought answers to the specific risks in road construction in Nigeria. Cluster B provided answers to effectiveness of risk management practices available in construction industries. Cluster C sought answers to the most suitable method of handling risk in Nigeria while Cluster D provided answers to the extent which risk management in road construction business in Nigeria conform to the concept of sustainable development.
The data was administered to the respondents and collected from them by the researcher and 5 research assistants with whom the researcher had a day training so as to ensure that the questionnaires were distributed and collected within two weeks with minimal errors.
The research questions was analysed using mean (x) and standard deviation (SD) while t-test statistics was used to test the formulated hypotheses at 0.05 level of significance.