鐵幢建在高1.42米的石(shi)臺(tai)上。臺(tai)呈束腰形,以(yi)九層石(shi)塊(kuai)砌成,邊緣雕有云(yun)蓮(lian)紋。
鐵經幢(chuang)作圓(yuan)(yuan)柱形,上(shang)(shang)(shang)小下大,高4.335米,重(zhong)1520.8千克。其(qi)底(di)部(bu)直徑(jing) 0.9米。最下為二(er)(er)層(ceng)圓(yuan)(yuan)形基座,外周分(fen)(fen)(fen)別鑄(zhu)有(you)浮雕半身力(li)士像(xiang) 8尊和釋迦(jia)牟尼坐(zuo)像(xiang)10尊,并飾有(you)金(jin)剛杵狀(zhuang)花紋(wen)和虎龍紋(wen)飾。基座之(zhi)上(shang)(shang)(shang)為仰(yang)(yang)覆蓮(lian)瓣以承(cheng)(cheng)托(tuo)幢(chuang)身。第(di)(di)一(yi)(yi)層(ceng)幢(chuang)身被鑄(zhu)出(chu)的(de)豎立直線劃(hua)分(fen)(fen)(fen)為八等(deng)分(fen)(fen)(fen),每(mei)一(yi)(yi)等(deng)分(fen)(fen)(fen)內鑄(zhu)有(you)陰文募修人(ren)姓(xing)名及(ji)所舍錢財(cai)數(shu)字(zi)。上(shang)(shang)(shang)置(zhi)寶(bao)(bao)蓋承(cheng)(cheng)受第(di)(di)二(er)(er)層(ceng)幢(chuang)身,寶(bao)(bao)蓋飾凸(tu)出(chu)的(de)連珠紋(wen)。第(di)(di)二(er)(er)層(ceng)幢(chuang)身形狀(zhuang)與(yu)第(di)(di)一(yi)(yi)層(ceng)相(xiang)同,亦鑄(zhu)募修人(ren)名及(ji)舍錢數(shu)等(deng),其(qi)上(shang)(shang)(shang)以仰(yang)(yang)蓮(lian)承(cheng)(cheng)第(di)(di)三(san)(san)層(ceng)幢(chuang)身。第(di)(di)三(san)(san)層(ceng)有(you) 3個長方形孔,將(jiang)幢(chuang)身分(fen)(fen)(fen)成三(san)(san)部(bu)分(fen)(fen)(fen),面積較大的(de)一(yi)(yi)部(bu)分(fen)(fen)(fen)鑄(zhu)《般若波羅蜜多(duo)心經》,其(qi)余兩(liang)部(bu)分(fen)(fen)(fen)鑄(zhu)捐獻(xian)造幢(chuang)人(ren)姓(xing)名及(ji)官職。其(qi)上(shang)(shang)(shang)作八角(jiao)攢(zan)尖屋頂(ding)(ding)式,檐角(jiao)各有(you)一(yi)(yi)穿孔,可作系鈴(ling)之(zhi)用。再上(shang)(shang)(shang)以雙重(zhong)仰(yang)(yang)蓮(lian)承(cheng)(cheng)第(di)(di)4層(ceng)幢(chuang)身。第(di)(di)4層(ceng)中鑄(zhu)一(yi)(yi)門(men),門(men)上(shang)(shang)(shang)有(you)凸(tu)起(qi)的(de)門(men)釘,門(men)頂(ding)(ding)作圓(yuan)(yuan)拱(gong)形。右門(men)上(shang)(shang)(shang)端有(you)“郎愿……”,左門(men)有(you)“皇帝萬歲”等(deng)字(zi),門(men)的(de)周圍鑄(zhu)字(zi)已銹蝕不(bu)清。其(qi)上(shang)(shang)(shang)仍(reng)作八角(jiao)攢(zan)尖屋頂(ding)(ding)形式,最上(shang)(shang)(shang)以仰(yang)(yang)蓮(lian)承(cheng)(cheng)剎桿和三(san)(san)重(zhong)相(xiang)輪,相(xiang)輪上(shang)(shang)(shang)飾直列的(de)水波紋(wen)。頂(ding)(ding)端原置(zhi)有(you)寶(bao)(bao)瓶,已佚(yi)。