elastic fitted table covers_elastic fitted table covers

Conclusion

According to the Environmental Protection Agency, there are approximately 12 million sewer or stormwater manholes across the nation. These manholes typically correspond with the lengths of blocks within cities and suburbs, being spaced anywhere from 100 to 500 feet apart. However, you may be surprised to find that of these nearly 12 million manholes, the Public Works Magazine estimates 80% need some level of maintenance or rehabilitation [11].