Road Weather Information System - Government of Nova Scotia

2006 RWIS Evaluation Report 12
3.5 Use and Usefulness of RWIS Information
3.5.1 Pavement Temperature Graphs/Data
Almost half (48.1%) of the respondents used the pavement temperature graphs/data feature
of RWIS quite often, while 31.3% used it sometimes. Most found it useful (58.3%) or
somewhat useful (28.8%). Almost 1 in 10 (9.9%) never used this feature.
3.5.2 Sub-Surface Temperature Graphs/Data
Almost three-quarters of respondents used the sub-surface temperature graphs and data
often (36.9%) or sometimes (36.4%). Most found it useful (31.8%) or somewhat useful
(51.2%). Just under 1 in 10 (7.8%) did not find this feature useful, and 13.1% never used it.