Rainbow Road is scheduled to be closed from Colorado Boulevard to the I-90 underpass beginning on October 17th and reopening on October 28th, 2022.
Work includes a watermain lowering and sewer force main installation across Rainbow Road and the resulting pavement surfacing restoration. Concrete barriers will be installed and speed reduction will be enforced along Colorado Boulevard during this closure. Flagging operations on Colorado Boulevard will be used occasionally for trucks and material deliveries.
Use North 27th Street to Airport Road as a detour to access Rainbow Road north of I-90.
As a reminder, do not drive past any road closure signs and follow all construction and detour signs.
If you have any questions, please contact the City of Spearfish Public Works Department at (605) 642-1333.
Original source can be found here