The advantages are: 1  they are easy to dig in most areas. 2  they are easy to disguise after use. 3  they are private.  they disperse the waste rather than concentrate it (which enhances 1  decomposition). it is usually easy to select an out of the way location where you can be certain no one is going to casually encounter the cathole.
For the building of the garages, the typical costs will include: 1  Two car - According to Hanley Wood and their Remodeling magazine, the cost to construct a standard two-car garage addition is $58,432. This translates to $86 per square foot; and.
1 According to HomeAdvisor.com, a new garage costs between $9,000 and $45,000, with an average cost of roughly $20,000 to $30,000. 2  Per square foot (psf), expect garage prices to begin at $30 to $50 psf for basic materials. 3  Using higher end materials could increase costs by 15 to 25 percent ($35 to $65 psf).