Standard specifications for dry stone retaining walls.
Dry stone retaining wall detail.
Ranging from granite to limestone and slate our dry stone walling products provide an innovative approach to natural stone cladding.
Dry stone walls are almost always built with a batter which is the inward slope of the front face of the wall.
Section through a retai ning wall built the tradi tional way.
Dry stone retaining wall of the railway martigny chamonix near fin haut switzerland figure 5 left.
The stone trust provides design consulting services for dry stone walls and structures.
The stability of such walls depends upon the arrangement of stones in the wall and the friction between the individual stones.
Dry stone walling involves either stripping and rebuilding existing walls that have fallen into disrepair or gapping repairing gaps where the wall has collapsed.
Our dry stone wall cladding for feature walls and retaining walls provides a rugged organic and textural approach to surface treatments.
The stone trust has written detailed engineering specifications for dry stone retaining walls for use by contractors and designers click here to access these design specs.
The wall should have a minimum.
Dry stone retaining walls.
For this 18 inch high wall the footing should be at least 18 inches wide.
This is the simplest form of retaining wall.
For dry stack walls the base should be as wide as the wall is tall.
The stones used in the wall should be of large size and roughly hammer dressed so as to ensure maximum bedding area.
Lay high quality stones and use a geotextile backing to ensure the wall lasts a long time.
Retaining walls convert sloping ground into usable level spaces.
Plan for good drainage proper width height ratio and distance between tiers.
If the ground is level above and the footing is stable below the simplest form of retaining wall is appropriate.
Dry stone walls are durable because they contain no mortar but are held together by the weight of stone and by the skill of the builder who selected and fitted the stones together.
Use a hand or power tamper to level the base.
Excavate to a depth of 6 inches along the entire base of the stone retaining wall using the string marker as a guide.
Example of a retaining wall with only one care fully set face chemin vs switzerland www stonewalls ch training manual dry stone walling page 4 dry stone retaining.