Unless otherwise provided, all roads within the limits of the permit shall be kept
open to all traffic by the permittee. When approved by the county traffic engineer,
traffic may be bypassed over an approved detour route. The permittee shall keep the
portion of the project being used by the public traffic, whether it be through or
local traffic, in such condition that traffic will be adequately accommodated. The
permittee shall furnish, erect and maintain barricades, warning signs, delineators,
flagmen or pilot cars in accordance with the "USDOT Manual on Uniform Traffic Control
Devices". The permittee shall also provide and maintain in a safe condition, temporary
approaches or crossings and intersections with trails, roads, streets, businesses,
parking lots, residences, garages and farms. The permittee shall bear all expense
of maintaining the traffic over the section of road undergoing construction and of
constructing and maintaining such approaches, crossings, intersections and other features
as may be necessary. Materials stored at the site of the work shall be so placed as
to cause no obstruction to vehicular or pedestrian traffic. No roadway shall be closed
or opened except by express permission of the CDE or such other authorized public
agency having jurisdiction.