Climatic Data

Climatic data for the design of building in the Town of Creston can be found in section 18.0 in the Town of Creston Building Bylaw No. 1394.
Excerpt taken from the Town of Creston Building Bylaw No. 1394, 1977.

Climatic data for the design of buildings in the Town of Creston shall be:

DESIGN TEMPERATURE

January 2.5% dry bulb                                                        -260 C

January 1.0% dry bulb                                                        -290 C

July       2.5% dry bulb                                                          330 C

July       2.5% wet bulb                                                         200 C

Degree Days below 180 C                                                    3,720

 

PRECIPITATION

Maximum 15 minute rainfall                                               10 mm

Maximum one day rainfall                                                  43 mm

Annual total precipitation                                                  630 mm

 

SNOW LOAD

Ground snow load S(s) 50 yr                                            2.8 kPa

Associated rain load S(r) 50 yr                                         0.1 kPa

 

HOURLY WIND PRESSURE

Probability 1 / 50                                                            0.33 kPa

 

SEISMIC DATA

Seismic Spectral Response Accelerations        Sa   (0.2)   0.273

 

                  MOISTURE INDEX                                                                      0.53           BL#1657

Structures not specifically mentioned in the Building Code, such as signs and fences, shall be designed and built to withstand wind
and snow loads as determined from the Climatic Data of this Bylaw.