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OCR for page 90
90 APPENDIX F Dotted Lines in Turn Lane Tapers ALABAMA of the solid 5-in.-wide lane line separating the turn lane from the adjacent through lane. A 4-in.-wide dotted line (2-ft segments with 4-ft gaps) is placed from the beginning of the turn lane taper to the start of the solid 6-in. or 8-in.-wide lane line separating the turn IDAHO lane from the adjacent through lane. Except for the situation where a left-turn lane is formed by widening between the through lanes on a two-way highway, ALASKA dotted lines are not shown in turn lane tapers. Dotted lines are not shown in turn lane tapers. KENTUCKY ARIZONA Dotted lines are not shown in turn lane tapers. Dotted lines are not shown in turn lane tapers. MARYLAND ARKANSAS Dotted lines start at the point where the full-width turn lane starts, but are not shown in turn lane tapers. Dotted lines are not shown in turn lane tapers. MICHIGAN CALIFORNIA Dotted lines are not shown in turn lane tapers. Dotted lines are not shown in turn lane tapers. MINNESOTA COLORADO Dotted lines are not shown in turn lane tapers. Dotted lines are not used in turn lane tapers. MISSISSIPPI DELAWARE Dotted lines are not shown in turn lane tapers. A dotted line (2-ft segments with 6-ft gaps) is placed from the beginning of the turn lane taper to the start of the solid 4-in.-wide lane line separating the turn lane from the adja- MONTANA cent through lane. Dotted lines are not shown in turn lane tapers. FLORIDA NEBRASKA Dotted lines are not typically used in turn lane tapers. How- Dotted lines are not shown in turn lane tapers. ever, in curves or in other areas where drivers in the through lane might need extra guidance to avoid unintentionally drift- ing into a turn lane, a broken lane line (6-ft segments with NEVADA 10-ft gaps) may be used. Dotted lines are not shown in turn lane tapers. GEORGIA NEW HAMPSHIRE A 5-in.-wide dotted line (2-ft segments with 6-ft gaps) is placed from the beginning of the turn lane taper to the start Dotted lines are not shown in turn lane tapers.

OCR for page 90
91 NEW YORK VERMONT Dotted lines are not shown in turn lane tapers. A 4-in.-wide dotted line (2-ft segments with 4-ft gaps) is placed from the beginning of the turn lane taper to the start of the solid 4-in.-wide lane line separating the turn lane from NORTH CAROLINA the adjacent through lane. A 4-in. to 6-in.-wide dotted line (2-ft segments with 13-ft gaps) is placed from the beginning of the turn lane taper to VIRGINIA the start of the solid 4-in. to 6-in.-wide lane line separating the turn lane from the adjacent through lane. If the distance between the beginning of the turn lane taper and the beginning of the lane line separating the turn lane from the adjacent through lane is longer than 100 ft, a dotted OHIO line (2-ft segments with 4-ft gaps) is placed from the begin- ning of the taper to the start of the solid lane line. If the dis- Dotted lines are optional in turn lane tapers. tance between the beginning of the turn lane taper and the beginning of the lane line separating the turn lane from the OKLAHOMA adjacent through lane is 100 ft or less, a dotted line is not used. Dotted lines are not shown in turn lane tapers. WASHINGTON OREGON Dotted lines are not shown in turn lane tapers. Dotted lines (2-ft segments with 6-ft gaps) are optional in turn lane tapers. WEST VIRGINIA Dotted lines are not shown in turn lane tapers. PENNSYLVANIA Dotted lines are not shown in turn lane tapers. WISCONSIN Dotted lines are not shown in turn lane tapers. RHODE ISLAND Dotted lines (2-ft segments with 4-ft gaps) should be used WYOMING across the entrance to a left-turn lane. Dotted lines are not shown in tapers of left-turn lanes. SOUTH CAROLINA A 4-in.-wide dotted line (2-ft segments with 6-ft gaps) may be placed from the upstream end of the turn lane taper Dotted lines are not shown in turn lane tapers. to the start of the solid 8-in.-wide lane line separating a right- turn lane from the adjacent through lane. SOUTH DAKOTA DISTRICT OF COLUMBIA Dotted lines are not shown in turn lane tapers. Where a turn lane occurs on a horizontal curve, an 8-in.-wide TENNESSEE dotted line (2-ft segments with 4-ft gaps) is used. Dotted lines are not shown in turn lane tapers. PUERTO RICO TEXAS Dotted lines are not shown in turn lane tapers. Dotted lines are not shown in turn lane tapers. CHARLOTTE, NC UTAH A dotted line (2-ft segments with 10-ft gaps) is placed from the upstream end of the turn lane taper to the start of the solid lane Dotted lines are not shown in turn lane tapers. line separating the turn lane from the adjacent through lane.

OCR for page 90
92 LOS ANGELES, CA No standards were found for: Dotted lines are not shown in turn lane tapers. Connecticut Maine Hawaii Massachusetts Illinois Missouri TUCSON/PIMA COUNTY, AZ Indiana New Jersey Iowa New Mexico Dotted lines are not shown in turn lane tapers. Kansas North Dakota Louisiana New York, NY