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A calculation of vertical alignment adequacy and estimate running speed and operating costs
(HPMS) Highway Performance
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Code this item based on how feasible it is to widen the existing road based on the presence of obstacles as identified in Data Item 41 (Widening Obstacles), and the proximity of the obstacle to the roadway. Consider medians, areas already within the existing right-of-way, and areas outside existing right- of- way to be available for widening. Do not consider restrictions due to current right-of-way width, or projected traffic. Narrowing lanes via restriping, resulting in an additional lane on a multilane facility does not
constitute widening feasibility. The cost of adding capacity to sections or corridors with limited widening feasibility is assumed
to be significantly more costly than other more routine capacity improvements.