The Great Altar in the Courtyard

¹³ These are the measurements of the altar in long cubits (a long cubit is an ordinary cubit plus a handbreadth). The gutter^[a] at the base of the altar is one cubit deep and one cubit wide with a rim of one span^[b] around its edge. The height of the altar is as follows: ¹⁴ From the gutter on the ground to the lower ledge is two cubits, and the width of the ledge is one cubit. From the lower ledge to the upper ledge is four cubits. The upper ledge has a width of one cubit. ¹⁵ The hearth is four cubits high, and four horns extend upward from the hearth.^{[c] 16} The hearth is twelve cubits by twelve cubits, a square with four equal sides. ¹⁷ The upper ledge is fourteen cubits by fourteen cubits, with four equal sides. The ridge^[d] around it is half a cubit, and it has a gutter of one cubit all around.^[e] Its ramp^[f] faces east.