Question: A scraper whose weight on the driving wheels is 36,000 lb (16,330 kg) has a gross weight of 64,000 lb (29,030 kg). If the road

A scraper whose weight on the driving wheels is 36,000 lb

(16,330 kg) has a gross weight of 64,000 lb (29,030 kg).

If the road surface is wet earth having a rolling resistance factor of 120 lb/ton (60 kg/t), what is the maximum grade the scraper could ascend?

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