鐵幢建在高1.42米的石(shi)臺上。臺呈束腰形,以九層(ceng)石(shi)塊砌成(cheng),邊(bian)緣雕有云(yun)蓮紋。
鐵經幢(chuang)(chuang)作(zuo)圓柱形(xing)(xing),上(shang)小(xiao)下(xia)大,高4.335米,重(zhong)1520.8千克。其(qi)(qi)底部(bu)(bu)(bu)直徑 0.9米。最下(xia)為(wei)二(er)(er)層(ceng)圓形(xing)(xing)基座,外周分(fen)(fen)(fen)別鑄(zhu)有(you)浮雕半身(shen)力(li)士像 8尊和釋迦牟尼坐像10尊,并飾有(you)金剛杵(chu)狀花(hua)紋(wen)和虎龍(long)紋(wen)飾。基座之上(shang)為(wei)仰(yang)(yang)覆蓮(lian)(lian)(lian)瓣(ban)以(yi)(yi)承(cheng)(cheng)托(tuo)幢(chuang)(chuang)身(shen)。第(di)一(yi)(yi)(yi)層(ceng)幢(chuang)(chuang)身(shen)被鑄(zhu)出(chu)的(de)(de)豎立直線劃分(fen)(fen)(fen)為(wei)八(ba)等分(fen)(fen)(fen),每一(yi)(yi)(yi)等分(fen)(fen)(fen)內鑄(zhu)有(you)陰文募修(xiu)人(ren)姓名(ming)及所舍(she)錢(qian)財數字(zi)。上(shang)置(zhi)寶(bao)(bao)蓋承(cheng)(cheng)受第(di)二(er)(er)層(ceng)幢(chuang)(chuang)身(shen),寶(bao)(bao)蓋飾凸出(chu)的(de)(de)連珠紋(wen)。第(di)二(er)(er)層(ceng)幢(chuang)(chuang)身(shen)形(xing)(xing)狀與第(di)一(yi)(yi)(yi)層(ceng)相同(tong),亦鑄(zhu)募修(xiu)人(ren)名(ming)及舍(she)錢(qian)數等,其(qi)(qi)上(shang)以(yi)(yi)仰(yang)(yang)蓮(lian)(lian)(lian)承(cheng)(cheng)第(di)三層(ceng)幢(chuang)(chuang)身(shen)。第(di)三層(ceng)有(you) 3個長方形(xing)(xing)孔(kong),將(jiang)幢(chuang)(chuang)身(shen)分(fen)(fen)(fen)成三部(bu)(bu)(bu)分(fen)(fen)(fen),面積較大的(de)(de)一(yi)(yi)(yi)部(bu)(bu)(bu)分(fen)(fen)(fen)鑄(zhu)《般若波羅蜜多心經》,其(qi)(qi)余兩部(bu)(bu)(bu)分(fen)(fen)(fen)鑄(zhu)捐獻(xian)造幢(chuang)(chuang)人(ren)姓名(ming)及官職。其(qi)(qi)上(shang)作(zuo)八(ba)角(jiao)攢尖屋頂式(shi),檐角(jiao)各有(you)一(yi)(yi)(yi)穿孔(kong),可作(zuo)系鈴之用。再上(shang)以(yi)(yi)雙重(zhong)仰(yang)(yang)蓮(lian)(lian)(lian)承(cheng)(cheng)第(di)4層(ceng)幢(chuang)(chuang)身(shen)。第(di)4層(ceng)中鑄(zhu)一(yi)(yi)(yi)門(men)(men),門(men)(men)上(shang)有(you)凸起的(de)(de)門(men)(men)釘(ding),門(men)(men)頂作(zuo)圓拱(gong)形(xing)(xing)。右門(men)(men)上(shang)端(duan)有(you)“郎愿(yuan)……”,左門(men)(men)有(you)“皇帝(di)萬(wan)歲”等字(zi),門(men)(men)的(de)(de)周圍(wei)鑄(zhu)字(zi)已(yi)(yi)銹蝕不清。其(qi)(qi)上(shang)仍作(zuo)八(ba)角(jiao)攢尖屋頂形(xing)(xing)式(shi),最上(shang)以(yi)(yi)仰(yang)(yang)蓮(lian)(lian)(lian)承(cheng)(cheng)剎桿(gan)和三重(zhong)相輪(lun),相輪(lun)上(shang)飾直列的(de)(de)水(shui)波紋(wen)。頂端(duan)原置(zhi)有(you)寶(bao)(bao)瓶,已(yi)(yi)佚。