How much does a 631C cat scraper weigh?

The weight of a Cat 631C scraper can vary depending on the specific configuration and attachments. However, here are some general weight ranges:

* Empty weight: Around 58,000 - 62,000 lbs (26,300 - 28,100 kg)

* Operating weight: Around 80,000 - 90,000 lbs (36,300 - 40,800 kg)

This operating weight includes the machine, the scraper bowl, and a full load of material.

Note: It's important to consult the manufacturer's specifications for the exact weight of a specific 631C scraper model.