久安背(bei)翰(han)(han)(han)林祠(ci)(ci)前(qian)(qian)修(xiu)有(you)四柱三樓歇山(shan)頂全(quan)(quan)(quan)木結構(gou)木牌坊,主樓檐(yan)下(xia)(xia)飾(shi)七層(ceng)如(ru)意(yi)斗拱(gong),兩(liang)附樓檐(yan)下(xia)(xia)飾(shi)四層(ceng)如(ru)意(yi)斗拱(gong)。枋(fang)額(e)為(wei)“翰(han)(han)(han)林祠(ci)(ci)”,過木牌枋(fang)為(wei)翰(han)(han)(han)林祠(ci)(ci)三開大(da)門,門后(hou)(hou)建有(you)八柱全(quan)(quan)(quan)木結構(gou)歇山(shan)頂戲臺(tai),戲臺(tai)兩(liang)廂(xiang)及樓上(shang)建有(you)廂(xiang)房,中(zhong)(zhong)央是長(chang)方形(xing)天井(jing),兩(liang)側設有(you)便門,以疏散(san)看戲、集會的(de)人(ren)流(liu)。過天井(jing)拾級而上(shang)為(wei)下(xia)(xia)座的(de)前(qian)(qian)廳(ting)(ting)(ting)。前(qian)(qian)廳(ting)(ting)(ting)檐(yan)下(xia)(xia)飾(shi)如(ru)意(yi)鳳昂斗拱(gong)三層(ceng),中(zhong)(zhong)懸“威(wei)震南(nan)邦(bang)”匾額(e)。過前(qian)(qian)廳(ting)(ting)(ting),經(jing)天井(jing)到(dao)中(zhong)(zhong)廳(ting)(ting)(ting),再經(jing)中(zhong)(zhong)廳(ting)(ting)(ting)過天井(jing)而到(dao)上(shang)廳(ting)(ting)(ting),均為(wei)硬山(shan)木結構(gou)建筑。上(shang)座連續(xu)在下(xia)(xia)座的(de)后(hou)(hou)廳(ting)(ting)(ting)后(hou)(hou),分前(qian)(qian)、后(hou)(hou)兩(liang)廳(ting)(ting)(ting),中(zhong)(zhong)間有(you)天井(jing)相(xiang)隔(ge)。全(quan)(quan)(quan)祠(ci)(ci)大(da)木構(gou)架(jia)(jia)采用(yong)穿斗、抬梁式混合木構(gou)架(jia)(jia)。梁架(jia)(jia)上(shang)有(you)動(dong)物花(hua)卉雕(diao)刻,翰(han)(han)(han)林祠(ci)(ci)除上(shang)座后(hou)(hou)廳(ting)(ting)(ting)為(wei)供奉李氏歷代(dai)祖妣(bi)神(shen)位專用(yong)外(wai),其(qi)余各廳(ting)(ting)(ting)均為(wei)村人(ren)公益活(huo)動(dong)場(chang)所(suo)。原廳(ting)(ting)(ting)內懸掛有(you)許(xu)多牌匾、楹聯。文革中(zhong)(zhong)被(bei)毀,今不(bu)存。
久安背村,背山面(mian)水,四周,九疑(yi)山巒如(ru)畫起伏逶(wei)迤。翰(han)林祠(ci)(ci)(ci)屹立(li)村居中,如(ru)眾星拱月,祠(ci)(ci)(ci)前,池水如(ru)境,田(tian)疇(chou)阡陌。祠(ci)(ci)(ci)內(nei)廳堂(tang)廣闊(kuo),依次遞進。
宋代(dai)建(jian)(jian)下座(zuo)三(san)廳,明代(dai)建(jian)(jian)祠(ci)前牌坊(fang),后經清(qing)代(dai)同治(zhi)三(san)年(nian)(nian)修葺,清(qing)光緒乙酉年(nian)(nian)(1885)修上座(zuo)二(er)廳,始成現存的(de)一坊(fang)、一門樓、一戲樓、五廳堂(tang)、五天井(jing)、兩廂房的(de)格局。該(gai)村村人李世南于(yu)宋真宗(zong)祥符元年(nian)(nian)(1017)乙卯科登蔡齊進士(shi)榜,授大理寺評事(shi)兼太(tai)常博士(shi),寶(bao)元元年(nian)(nian)受詔升理寺丞(cheng)正。后世為(wei)(wei)紀念李世南而命名為(wei)(wei)“翰林祠(ci)”。久安背翰林祠(ci)占地1856.32平方(fang)米(mi),建(jian)(jian)筑面積1500平方(fang)米(mi)。2006年(nian)(nian)被(bei)列為(wei)(wei)湖南省第八批文物保護單位。