鐵幢建(jian)在高1.42米的石臺(tai)上(shang)。臺(tai)呈束腰形,以九層石塊砌成,邊緣(yuan)雕有云蓮紋。
鐵經(jing)幢(chuang)作(zuo)(zuo)圓(yuan)(yuan)(yuan)柱形(xing),上(shang)(shang)小下大(da),高4.335米,重1520.8千克。其底(di)部(bu)直(zhi)徑 0.9米。最下為二層(ceng)(ceng)(ceng)(ceng)圓(yuan)(yuan)(yuan)形(xing)基座,外周(zhou)分(fen)(fen)(fen)別(bie)鑄(zhu)有(you)(you)浮雕半身(shen)力士像(xiang) 8尊(zun)和釋迦牟尼坐像(xiang)10尊(zun),并(bing)飾有(you)(you)金(jin)剛杵(chu)狀(zhuang)花紋和虎龍紋飾。基座之上(shang)(shang)為仰(yang)(yang)覆蓮瓣以(yi)承(cheng)托幢(chuang)身(shen)。第一層(ceng)(ceng)(ceng)(ceng)幢(chuang)身(shen)被鑄(zhu)出的(de)(de)豎(shu)立直(zhi)線劃分(fen)(fen)(fen)為八等分(fen)(fen)(fen),每(mei)一等分(fen)(fen)(fen)內鑄(zhu)有(you)(you)陰文(wen)募(mu)修人姓(xing)名及所(suo)舍錢財數字(zi)。上(shang)(shang)置寶蓋(gai)(gai)承(cheng)受(shou)第二層(ceng)(ceng)(ceng)(ceng)幢(chuang)身(shen),寶蓋(gai)(gai)飾凸出的(de)(de)連珠紋。第二層(ceng)(ceng)(ceng)(ceng)幢(chuang)身(shen)形(xing)狀(zhuang)與(yu)第一層(ceng)(ceng)(ceng)(ceng)相(xiang)同(tong),亦鑄(zhu)募(mu)修人名及舍錢數等,其上(shang)(shang)以(yi)仰(yang)(yang)蓮承(cheng)第三(san)層(ceng)(ceng)(ceng)(ceng)幢(chuang)身(shen)。第三(san)層(ceng)(ceng)(ceng)(ceng)有(you)(you) 3個長(chang)方形(xing)孔,將(jiang)幢(chuang)身(shen)分(fen)(fen)(fen)成三(san)部(bu)分(fen)(fen)(fen),面(mian)積較大(da)的(de)(de)一部(bu)分(fen)(fen)(fen)鑄(zhu)《般若波羅(luo)蜜多心經(jing)》,其余兩(liang)部(bu)分(fen)(fen)(fen)鑄(zhu)捐獻(xian)造(zao)幢(chuang)人姓(xing)名及官(guan)職。其上(shang)(shang)作(zuo)(zuo)八角(jiao)攢(zan)尖(jian)屋(wu)(wu)頂式(shi),檐(yan)角(jiao)各有(you)(you)一穿孔,可作(zuo)(zuo)系鈴之用。再上(shang)(shang)以(yi)雙重仰(yang)(yang)蓮承(cheng)第4層(ceng)(ceng)(ceng)(ceng)幢(chuang)身(shen)。第4層(ceng)(ceng)(ceng)(ceng)中鑄(zhu)一門,門上(shang)(shang)有(you)(you)凸起(qi)的(de)(de)門釘,門頂作(zuo)(zuo)圓(yuan)(yuan)(yuan)拱形(xing)。右門上(shang)(shang)端(duan)有(you)(you)“郎愿……”,左門有(you)(you)“皇帝(di)萬(wan)歲”等字(zi),門的(de)(de)周(zhou)圍鑄(zhu)字(zi)已(yi)銹蝕不(bu)清。其上(shang)(shang)仍作(zuo)(zuo)八角(jiao)攢(zan)尖(jian)屋(wu)(wu)頂形(xing)式(shi),最上(shang)(shang)以(yi)仰(yang)(yang)蓮承(cheng)剎(cha)桿(gan)和三(san)重相(xiang)輪(lun),相(xiang)輪(lun)上(shang)(shang)飾直(zhi)列的(de)(de)水波紋。頂端(duan)原置有(you)(you)寶瓶,已(yi)佚。