COM. AT PT IN N LINE OF 100 S ST & THE W LINE OF 900 E ST WHICH PT IS ALSO SE COR BLK 4, PLAT B, SPANISH FORK CITY SUR; N 99 FT ALONG SD DT LINE; W 82.5 FT; N 99 FT; W 115.5 FT; S 50 FT; E 77 FT; S 148 FT TO N LINE OF 100 S ST; E ALONG SD ST LINE 121 FT TO BEG.