If the wall is block or stone 3 to 4 feet apart is a safer bet.
Steel beam on concrete wall.
For a concrete wall i set the i beams 4 to 5 feet apart.
And beams connection details should recognise the physical characteristics of both steelwork and the material to which the steelwork is connected.
Dressing up the basement.
E steel beam connections to concrete core walls e steel beam connections to concrete columns e steel beam connections to masonry walls.
Steel beam and concrete walls 2 with the zehnder and the mitsubishi systems installed i had some time to kill waiting for the siding guys to start and for my first blower door test to take place so i moved on to painting my structural steel beam and the exposed concrete walls in the basement.