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.
The cost to build your garage is generally calculated by the square footage of the building along with any of the additional extras you might require. A good rough ballpark would be $40-$100 per square foot of construction.his would be a decent sized two car garage with a bit of room around the edges for shelving and storage. If we calculate out a rough finished cost of say $55 per square foot to construct the building you are looking at roughly $38,500 to build your very basic, bare bones garage.