Agenda - Council Work Session - 06/28/2022

Home

26 Practical advice on rating roads Practical advice on rating roads Inventory and field inspection 1/2 mile to a mile long, while sections segment relative to all the other Most agencies routinely observe road- in urban areas will likely be 1-4 blocks segments in your roadway system. On way conditions as a part of their long or more. If you are starting with completion you should be able to look normal work and travel. However, an the WISLR Inventory, the segments at any two pavement segments and actual inspection means looking at the have already been established. You may find that the better surface has a entire roadway system as a whole and want to review them for consistent higher rating. preparing a written summary of road conditions. Within a given rating, say 6, not all conditions. This inspection has many Obviously, no roadway segment is pavements will be exactly the same. entirely consistent. Also, surfaces in one However, they should all be considered benefits over casual observations. It can section will not have all of the types of to be in better condition than those be helpful to compare segments, and yp ratings decisions are likely to be more distress listed for any particular rating. with lower ratings, say 5. Sometimes it consistent because the roadway system They may have only one or two types. is helpful in rating a difficult segment is considered as a whole within a Therefore, some averaging is necessary. to compare it to other previously rated relatively short time. The objective is to rate the condition segments. For example, if it is better An inspection also encourages a that represents the majority of the than one you rated 5 and worse than a review of specific conditions important roadway. Small or isolated conditions typical 7, then a rating of 6 is in roadway maintenance, such as drain- should not influence the rating. It is appropriate. Having all pavement age, adequate strength, and safety. useful to note these special conditions segments rated in the proper relative A simple written inventory is useful on the inventory form so this informa- order is most important and useful. in making decisions where other people tion can be used in planning specific improvement projects. For example, Assessing drainage conditions are involved. You do not have to trust and can usual) some spot repairs may be required. your memory, you y Occasionally surface conditions vary Moisture and poor pavement drainage answer questions in more detail. are significant factors in pavement Havinga written record and objective significantly within a segment. For example, short sections of good deterioration. Some assessment of information also improves your credi- drainage conditions during pavement bility with the public. condition may be followed by sections � I 'I of poor surface conditions. In these rating is highly recommended. While Finally, a written inventory is very you should review drainage in detail at useful in documents changing cases, it is best to rate the segment g g g according to the worst conditions and the project level, at this stage simply roadway conditions. Without records g include an overview drainage evalua- over several years it is impossible to note the variation on the form. i n h m time v The overall purpose of condition t o at the same t e as you evaluate uate know if road conditions are improving, surface condition. holding their own, or declining. rating is to be able to compare each Annual budgets and long range tannin are best done when based on '� - _ '�� Urban planning drainage. actual needs as documented with a «" written inventory. � „� .. , RATING: Excellent The Wisconsin DOT local road inventory(WISLR) is a valuable resource for managing your local roads. Adding _ s PASER surface condition ratings is an important improvement. Averaging and comparing sections . divide the local road For evaluation, _ system into individual segments which •1 W are similar in construction and condi- tion. Rural segments may vary from