Provide inlet spacings per fdm 13 25 15 for the selected gutter slope designs.
Minimum curb and gutter slope.
Label any non standard i e.
In illinois the minimum slope for curb and gutter is 0 40.
O 03 2010 1 exh.
The gutter slope also called the pitch is the amount the gutter tilts down to let rainwater flow out of it.
Longitudinal gutter slopes should usually be not less than 0 3 for curbed pavements although this minimum may be difficult to maintain in some locations.
Concrete shoulder gutter spillway 284.
B1 gutter and curb details.
If gutters slope too severely they don t hold water and water could splash over the sides in heavy rain.
If gutters don t slope water gathers in them.
Maximum grades on curb and gutter and streets shall be 10 percent.
Sheet 2 3 added table for 1 3 slope.
Low volume low speed roads may have 6 spread on the driving lane.
At a minimum include.
For curb and gutter sections a buffer space of 4 ft to 6 ft 1 2m to 1 8m between the back of the curb and the sidewalk is desirable.
B2 type g 2 and g 3 gutter transitions.
The amount of collected water increases until it spills over the sides of the gutter.
393 5 1981 12 04 060 driveway dimensions residential.
Fdm 11 46 10 3 for gutter cross slope design guidance with curb ramp applications.
Minimum street grades wolfhnd civil environmental 19 aug 03 00 08.
All pedestrian facilities will conform to the current federal ada.
Curb and gutter 300.
In such situations a rolling sawtooth gutter profile may be necessary.
K curb and gutter poured separately from the sidewalk shall have two one half inch steel bars installed as per the standard specifications of the city of mt.
O 13 2015 1 exh.
A minimum slope along any curb and gutter shall be 0 7 percent and on cross gutter shall be one half percent.
Sheet 4 added alternate precast concrete details.
Revised 4 bar minimum lap from 2 0 to 1 1 sheet 2 revised gutter plan detail to gutter type g 3.
Median opening flume 283.
Concrete gutter curb elements and traffic separator.
Depends on the type of road.
Concrete barriers traffic railings and parapets.