We have now added a glossary of stone arch bridge terms to the start menu. This glossary features descriptions, links and even labeled photographs.
While rubble masonry is considered the lowest class of stone work, it still can be used to make enduring structures and is peculiarly suited to DIY projects.
Squared-stone masonry is a method of building masonry to achieve a highly durable structure without resorting to the difficulty and labor required for ashlar.
Ashlar is the highest grade of stone work, and features extensive stone cutting and tight fitting joints. Ashlar work is difficult, but very durable due to the precision required.
Masonry is rewarding undertaking. There is no “magic” behind building enduring structures, rather, stone masonry is easily learned with practice.
Building an arch that is tapered by making the haunches thicker than the crown is a clever way to make a strong bridge without increasing the “hump.”
The stones atop of a stone wall are fairly easily dislodged, especially for mortarless builds. Here are some ideas to help keep everything in place.
Where a stone arch bridge must be founded on soft ground, there are several simple steps can be taken to prevent settling of the structure.
Mortarless stone retaining walls have to resist the perpetual thrust of the soil they are withholding. Here are several ways this can be done.
The keystone, while generally no more important than any other arch stone, does require some special attention to fit properly.