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云陽縣紅獅鎮(zhèn)水田等(2)個村土地開發(fā)整理項(xiàng)目規(guī)劃設(shè)計(jì)方案PAGEPAGEPAGE98云陽縣紅獅鎮(zhèn)水田等(2)個村土地整理項(xiàng)目規(guī)劃設(shè)計(jì)方案B冊云陽縣紅獅鎮(zhèn)水田等(2)個村土地整理項(xiàng)目規(guī)劃設(shè)計(jì)方案B冊目錄TOC\o"1-2"\h\z\u164071施工組織設(shè)計(jì) 1282091.1土地平整工程設(shè)計(jì) 23531.2灌溉與排水工程設(shè)計(jì) 66144091.3田間道路工程設(shè)計(jì) 75100741.4其他工程 81120922施工組織設(shè)計(jì) 8599932.1項(xiàng)目施工條件 8595262.2施工總布置 86322932.3主要工程施工方法 87113642.4工程總進(jìn)度計(jì)劃 9272153投資預(yù)算 93113053.1編制說明 93126353.2預(yù)算成果 103186483.3資金籌措 104311893.4投資進(jìn)度計(jì)劃 104313414實(shí)施管理 10441384.1實(shí)施管理機(jī)構(gòu) 104209514.2實(shí)施管理 104265765附件 106項(xiàng)目工程設(shè)計(jì)云陽縣紅獅鎮(zhèn)水田等(2)個村土地整理項(xiàng)目規(guī)劃設(shè)計(jì)方案B冊1施工組織設(shè)計(jì)根據(jù)工程總體布局等規(guī)劃設(shè)計(jì)基礎(chǔ)資料,按照《土地整治項(xiàng)目規(guī)劃設(shè)計(jì)規(guī)范》(TD/T1012-2016),《土地整治項(xiàng)目報告編制規(guī)程》(TD/T1038-2013);《土地整治項(xiàng)目制圖規(guī)范》(TD/T1040-2013);《土地整治項(xiàng)目工程量計(jì)算規(guī)則》(TD/T1039-2013);《重慶市土地整治項(xiàng)目規(guī)劃設(shè)計(jì)規(guī)范》(2015試行稿);《重慶市土地整治工程建設(shè)標(biāo)準(zhǔn)》(2015試行稿)等技術(shù)標(biāo)準(zhǔn)和當(dāng)?shù)貙?shí)際特點(diǎn),項(xiàng)目區(qū)工程建設(shè)標(biāo)準(zhǔn)如下:土地平整工程:耕作區(qū)集中連片規(guī)?!?00畝,田面坡度≤6°,坡面臺面寬度≥6m,耕作層厚度≥25cm,有效土層厚度≥50cm,適宜小、微型農(nóng)機(jī)作業(yè)的耕地面積占項(xiàng)目區(qū)耕地面積的比例≥70%。結(jié)合當(dāng)?shù)貙?shí)際情況,對區(qū)域內(nèi)耕地實(shí)施全域整治,采取水田整治、隔坡梯土、隔坡梯土、旱改水、臺面重構(gòu)、田塊歸并、邊角地整治等多種平整方式,促進(jìn)項(xiàng)目區(qū)農(nóng)業(yè)機(jī)械化、規(guī)?;屯恋亓鬓D(zhuǎn)。灌溉與排水工程:灌溉標(biāo)準(zhǔn)按抗旱天數(shù)為30天,水田灌溉保證率≥75%,農(nóng)田有效灌溉面積比例不低于75%;灌溉水利用系數(shù)為0.75,渠系水利用系數(shù)0.85,排澇設(shè)計(jì)標(biāo)準(zhǔn)按10年一遇設(shè)計(jì);水田區(qū)暴雨歷時1-3d,3-4d排至作物耐淹水深,旱地暴雨歷時1-3d,1-3d排至田面無積水,農(nóng)田有效排水面積比例不低于85%。田間道路工程:根據(jù)《土地開發(fā)整理項(xiàng)目規(guī)劃設(shè)計(jì)規(guī)范(TD/T1012-2000)》及《重慶市高標(biāo)準(zhǔn)基本農(nóng)田建設(shè)技術(shù)要求(試行)》,田間道路設(shè)計(jì)應(yīng)符合“與田、水、路、林、村等項(xiàng)目設(shè)施布局相協(xié)調(diào),有利于田間生產(chǎn)的管理;注重保護(hù)生態(tài)環(huán)境,防止水土流失”等原則,項(xiàng)目區(qū)道路以機(jī)械化運(yùn)輸為目標(biāo),充分考慮現(xiàn)有道路布局,以“科學(xué)、合理、經(jīng)濟(jì)、實(shí)用”的原則進(jìn)行布局。主干道、支路構(gòu)成項(xiàng)目區(qū)的運(yùn)輸框架;便道與主干道和支路相連,組成完整的交通運(yùn)輸網(wǎng)絡(luò)。為滿足項(xiàng)目區(qū)機(jī)械化耕作和農(nóng)民生產(chǎn)生活出行需要,田間道路面寬度規(guī)劃為3.5m,路面采用混凝土澆筑;生產(chǎn)大路路面寬度設(shè)計(jì)為2.5m,路面采用泥結(jié)碎石路面和混凝土路面;生產(chǎn)路路面寬度設(shè)計(jì)為1.2m,路面采用混凝土路面。其它工程:本項(xiàng)目除上述幾大類工程以外,其它涉及到的工程設(shè)施都?xì)w類為其它工程。其它工程設(shè)施在建設(shè)過程中,需嚴(yán)格遵守相關(guān)的規(guī)范、技術(shù)指標(biāo)和建筑標(biāo)準(zhǔn)。1.1土地平整工程設(shè)計(jì)項(xiàng)目區(qū)土地平整除受地形地貌、灌溉水源和排灌條件等影響之外,在很大程度上還取決于土地的主要利用方向,應(yīng)因地制宜,科學(xué)合理設(shè)計(jì)。本項(xiàng)目土地平整采用局部平整方式,根據(jù)區(qū)域地形、田塊面積及空間結(jié)構(gòu)特點(diǎn)以及平整后的土地利用方向,將項(xiàng)目區(qū)劃分為多個土地平整區(qū)域。然后在每個區(qū)域中主要根據(jù)一個適度的面積又劃分成若干土地平整單元區(qū),各單元區(qū)的土地平整采用最適合該區(qū)域種植結(jié)構(gòu)的方式,單元區(qū)內(nèi)土地平整的填挖方盡可能限制在本單元區(qū)內(nèi)部,追求單元區(qū)內(nèi)土地平整的統(tǒng)一化。本項(xiàng)目土地平整工程為水田整治、隔坡梯土、坡改緩、旱改水、臺面重構(gòu)、田塊歸并、邊角地整治。1.1.1坡改緩田坎的砌筑應(yīng)依托原有地塊為基礎(chǔ)沿其地坎進(jìn)行布設(shè),一方面對旱地相鄰位置新修田坎,保證耕地質(zhì)量,其次對高差較小的地塊進(jìn)行歸并,修成緩坡旱地。平整后梯土田塊內(nèi)寬度根據(jù)地形、運(yùn)輸?shù)葪l件的要求,盡量控制在寬大于15m,長50~200m,具體的長寬也可以根據(jù)每塊具體田寬實(shí)際情況進(jìn)行調(diào)整。根據(jù)項(xiàng)目區(qū)的地形和坡度,將坡度在6°~15°、15°~25°的旱地通過土地平整使臺面坡度降低到6°、10°,降坡后要求臺面規(guī)整、平順。旱地坡改緩具體施工工序如下:1)表土剝離,設(shè)計(jì)表土剝離厚度20cm,將擬進(jìn)行旱地坡改梯和坡式梯土整治區(qū)域的表土取起,可直接用于之前已平整完成的相鄰地塊的表土回覆。2)挖高填低,將挖方區(qū)域的土運(yùn)至填方區(qū)域,并對挖填后坡面進(jìn)行平整,整治后水平梯土最大坡度控制在5°范圍內(nèi),坡式梯土最大坡度控制在10°范圍內(nèi)。3)田坎夯筑,按照設(shè)計(jì)圖紙施工放線,主要對超出田面部分田埂進(jìn)行夯筑,對挖填自然形成的土坎外側(cè)進(jìn)行找平、夯實(shí)處理。4)表土回覆,當(dāng)基層土挖高填低工序完成后,需要將剝離的表土回覆至各個地塊,該工序可在鄰近未整理地塊表土剝離過程中直接將剝離表土回覆至已平整后地塊。5)細(xì)部平整,由于機(jī)械平土的局限性,雖然可以使旱地平整區(qū)的地面坡度整體達(dá)到6°和10°以內(nèi)的設(shè)計(jì)要求,但是細(xì)部仍存在坑洼不平和泥土結(jié)塊的情況,另一方面為了避免機(jī)械平整過程中對臨近的非整治區(qū)的土坎和耕地穩(wěn)定性造成破壞且局部或邊角任未完全平整或大塊土體尚未搗碎,因此通過機(jī)械施工后田塊內(nèi)不能達(dá)到耕作平整度,因此需進(jìn)行一次人工細(xì)部平整。根據(jù)實(shí)際踏勘,項(xiàng)目區(qū)部分旱地為坡耕地,水土流失嚴(yán)重,為了減少水土流失,防止土壤肥力減弱,本次設(shè)計(jì)對該部分坡耕地進(jìn)行降坡平整并夯筑石坎,項(xiàng)目區(qū)旱地坡改緩面積統(tǒng)計(jì)見表1.1-1:表1.1-1坡改緩面積統(tǒng)計(jì)表規(guī)劃編號位置實(shí)施面積(hm2)坡改緩A區(qū)石寶村四組楊家槽0.7929坡改緩B區(qū)石寶村九組大龍王灣8.5771合計(jì)——9.37006°~15°、15°~25°坡改緩的挖土方量計(jì)算利用橫斷面法分別計(jì)算坡改梯移動土方量。運(yùn)用CAD技術(shù)做出每種典型坡度的橫斷面(圖1),BC為地面線,AD為平整后地面線,∠COD為降低坡度。先確定每種典型坡度田塊毛寬,利用CAD找出O點(diǎn),使得△ABO填方橫斷面面積等于△CDO挖方橫斷面面積。圖中梯形BEGI為筑石坎斷面面積。計(jì)算出典型坡度單位面積土地平整土石方量。圖1.1-1坡式水田剖面示意圖L=10000/BmBm=h/tgθS=S挖=S1+S2S筑土坎=S3+S2V平=S×LV土=S筑土坎×L土L土=L×R土式中:V平-單位面積(公頃)水田土方量(m3)(不包括坎量);L-單位面積(公頃)水田長度(m);h-田面高差(m);θ-原坡度;α-降低后坡度;Bm—田面毛寬;Bn—田坎占地寬;B—田面凈寬;R土—相應(yīng)坡度范圍內(nèi)坎比例;S1—坡式水田斷面平整土方面積,即△EFO;S2、S3—筑土坎斷面填土方面積,即梯形ABEF、AFGI;S—坡式水田斷面挖方面積,即△CDO。h、S1、S2、S用CAD軟件從旱地?cái)嗝嬖O(shè)計(jì)圖量出;V土—單位面積(公頃)筑坎量(m3);L土-單位面積(公頃)水田坎長度(m);S筑土坎—筑坎斷面挖土方面積(圖1)。項(xiàng)目區(qū)坡改緩?fù)练焦こ塘坑?jì)算參數(shù)和單位工程量統(tǒng)計(jì)見表1.1-2、表1.1-3:表1.1-2平整土方工程量計(jì)算參數(shù)和單位工程量表原地面坡度(°)6~1515~25采用坡度(°)1020降低后坡度(°)510田面高差(m)1.661.87田面毛寬(m)9.415.14坎長L/hm2(m)10611946平整土地?cái)嗝婷娣eS1(m2)0.8480.433平整土方量(m3/hm2)899.5842.34則平整降坡土方量為:V土=899.5×9.3699=8428m3。坡改緩設(shè)計(jì)圖詳見單體設(shè)計(jì)圖冊。表1.1-3坡改緩工程量表編號降坡前坡度平整后臺面坡度坎頂寬(m)坎底寬(m)坎高(m)石坎基槽單方量(m3)石坎單方量(m3/m)砼壓頂單方量(m3)預(yù)留背溝開挖單方量(m3)石坎基槽方量(m3)石坎方量(m3)砼壓頂方量(m3)預(yù)留背溝開挖量(m3)面積(h㎡)坡改緩A區(qū)6°~15°5°0.30.6751.250.16880.60940.0150.026256.920824.98540.6151.080.79296°~15°5°0.30.6751.250.16880.60940.0150.0262511.81642.6581.051.8415°~25°10°0.30.6751.250.16880.60940.0150.0262518.905668.25281.682.946°~15°5°0.30.6751.250.16880.60940.0150.0262523.800885.92542.1153.706°~15°5°0.30.6751.250.16880.60940.0150.0262522.956882.87842.043.57小計(jì)84.4304.77.513.13坡改緩B區(qū)15°~25°10°0.30.6751.250.16880.60940.0150.0262514.516852.40841.292.268.57716°~15°5°0.30.6751.250.16880.60940.0150.0262518.56867.0341.652.8915°~25°10°0.30.7651.250.16880.60940.0150.0262525.826493.23822.2954.026°~15°5°0.30.7651.250.16880.60940.0150.0262525.151290.80062.2353.9115°~25°10°0.30.7651.250.16880.60940.0150.026256.414423.15720.571.006°~15°5°0.30.7651.250.16880.60940.0150.0262510.634438.39220.9451.656°~15°5°0.30.7651.250.16880.60940.0150.0262526.16494.4572.3254.076°~15°5°0.30.7651.250.16880.60940.0150.0262515.698456.67421.3952.446°~15°5°0.30.7651.250.16880.60940.0150.0262516.542459.72121.472.576°~15°5°0.30.7651.250.16880.60940.0150.0262514.010450.58021.2452.186°~15°5°0.30.7651.250.16880.60940.0150.0262519.074468.86221.6952.976°~15°5°0.30.7651.250.16880.60940.0150.0262516.03657.8931.4252.4915°~25°10°0.30.7651.250.16880.60940.0150.0262513.841649.97081.232.1515°~25°10°0.30.7651.250.16880.60940.0150.0262510.803239.00160.961.6815°~25°10°0.30.7651.250.16880.60940.0150.0262511.647242.04861.0351.8115°~25°10°0.30.7651.250.16880.60940.0150.026258.946432.29820.7951.3915°~25°10°0.30.7651.250.16880.60940.0150.0262510.97239.6110.9751.7115°~25°10°0.30.7651.250.16880.60940.0150.026253.713613.40680.330.5815°~25°10°0.30.7651.250.16880.60940.0150.0262516.204858.50241.442.5215°~25°10°0.30.7651.250.16880.60940.0150.0262517.048861.54941.5152.6515°~25°10°0.30.7651.250.16880.60940.0150.0262512.6645.7051.1251.9715°~25°10°0.30.7651.250.16880.60940.0150.0262510.97239.6110.9751.7115°~25°10°0.30.7651.250.16880.60940.0150.0262511.81642.6581.051.8415°~25°10°0.30.7651.250.16880.60940.0150.0262522.956882.87842.043.576°~15°5°0.30.7651.250.16880.60940.0150.0262521.176.1751.8753.286°~15°5°0.30.7651.250.16880.60940.0150.0262525.488892.01942.2653.966°~15°5°0.30.7651.250.16880.60940.0150.0262522.450481.05021.9953.496°~15°5°0.30.7651.250.16880.60940.0150.0262517.217662.15881.532.686°~15°5°0.30.7651.250.16880.60940.0150.026257.089625.59480.631.106°~15°5°0.30.7651.250.16880.60940.0150.026259.115232.90760.811.426°~15°5°0.30.7651.250.16880.60940.0150.026257.427226.81360.661.166°~15°5°0.30.7651.250.16880.60940.0150.026254.726417.06320.420.7415°~25°10°0.30.7651.250.16880.60940.0150.0262520.931275.56561.863.2615°~25°10°0.30.7651.250.16880.60940.0150.0262516.373659.11181.4552.5515°~25°10°0.30.7651.250.16880.60940.0150.0262510.465637.78280.931.6315°~25°10°0.30.7651.250.16880.60940.0150.026253.37612.1880.30.5315°~25°10°0.30.7651.250.16880.60940.0150.0262510.634438.39220.9451.656°~15°5°0.30.7651.250.16880.60940.0150.0262512.491245.09561.111.9415°~25°10°0.30.7651.250.16880.60940.0150.026255.739220.71960.510.896°~15°5°0.30.7651.250.16880.60940.0150.026259.452834.12640.841.4715°~25°10°0.30.7651.250.16880.60940.0150.0262520.593674.34681.833.206°~15°5°0.30.7651.250.16880.60940.0150.0262518.399266.42461.6352.8615°~25°10°0.30.7651.250.16880.60940.0150.0262510.296837.17340.9151.606°~15°5°0.30.7651.250.16880.60940.0150.026258.4430.470.751.3115°~25°10°0.30.7651.250.16880.60940.0150.0262512.322444.48621.0951.926°~15°5°0.30.7651.250.16880.60940.0150.0262511.478441.43921.021.796°~15°5°0.30.7651.250.16880.60940.0150.026257.59627.4230.6751.186°~15°5°0.30.7651.250.16880.60940.0150.026254.2215.2350.3750.666°~15°5°0.30.7651.250.16880.60940.0150.026257.59627.4230.6751.186°~15°5°0.30.7651.250.16880.60940.0150.026258.608831.07940.7651.346°~15°5°0.30.7651.250.16880.60940.0150.0262519.243269.47161.712.996°~15°5°0.30.7651.250.16880.60940.0150.0262517.048861.54941.5152.656°~15°5°0.30.7651.250.16880.60940.0150.0262515.529656.06481.382.426°~15°5°0.30.7651.250.16880.60940.0150.0262518.061665.20581.6052.81小計(jì)743.732685.0266.09115.66-合計(jì)828.132989.7273.59128.789.37根據(jù)實(shí)際踏勘了解,整治區(qū)內(nèi)土壤主要為沙壤土,地形坡度較大。本次設(shè)計(jì)對該區(qū)域進(jìn)行坡改緩整治,降坡平整并修建石坎,用以減小水土流失,達(dá)到保土、保水、保肥的目的。材料選用干砌塊石,石坎之間應(yīng)互相嵌實(shí)咬緊,石縫錯開,分層砌筑,石坎基礎(chǔ)必須置于堅(jiān)硬的基巖或土質(zhì)上,從而保證石坎穩(wěn)定,不垮塌,石坎布設(shè)應(yīng)該根據(jù)實(shí)際地形確定石坎高度,根據(jù)此原則并結(jié)合實(shí)際踏勘得出本次布設(shè)石坎高度分為兩種規(guī)格,分別為1250mm,頂寬300mm,并在頂部采用50mm厚C15混凝土壓頂,內(nèi)坡比為1:0.1,外坡比為1:0.2。項(xiàng)目區(qū)石坎設(shè)計(jì)和石坎參數(shù)詳見單體設(shè)計(jì)圖冊。表1.1-4坡改緩新修田坎統(tǒng)計(jì)表編號編號類別長度(m)坎高(m)坡改緩A區(qū)石坎-1石坎411.25石坎-2石坎701.25石坎-3石坎1121.25石坎-4石坎1411.25石坎-5石坎1361.25小計(jì)500——坡改緩B區(qū)石坎-6石坎861.25石坎-7石坎1101.25石坎-8石坎1531.25石坎-9石坎1491.25石坎-10石坎381.25石坎-11石坎631.25石坎-12石坎1551.25石坎-13石坎931.25石坎-14石坎981.25石坎-15石坎831.25石坎-16石坎1131.25石坎-17石坎951.25石坎-18石坎821.25石坎-19石坎641.25石坎-20石坎691.25石坎-21石坎531.25石坎-22石坎651.25石坎-23石坎221.25石坎-24石坎961.25石坎-25石坎1011.25石坎-26石坎751.25石坎-27石坎651.25石坎-28石坎701.25石坎-29石坎1361.25石坎-30石坎1251.25石坎-31石坎1511.25石坎-32石坎1331.25石坎-33石坎1021.25石坎-34石坎421.25石坎-35石坎541.25石坎-36石坎441.25石坎-37石坎281.25石坎-38石坎1241.25石坎-39石坎971.25石坎-40石坎621.25石坎-41石坎201.25石坎-42石坎631.25石坎-43石坎741.25石坎-44石坎341.25石坎-45石坎561.25石坎-46石坎1221.25石坎-47石坎1091.25石坎-48石坎611.25石坎-49石坎501.25石坎-50石坎731.25石坎-51石坎681.25石坎-52石坎451.25石坎-53石坎251.25石坎-54石坎451.25石坎-55石坎511.25石坎-56石坎1141.25石坎-57石坎1011.25石坎-58石坎921.25石坎-59石坎1071.25小計(jì)4406-合計(jì)4906-1.1.2隔坡梯土隔坡梯土整治主要是針對坡度較陡的旱地區(qū)域進(jìn)行平整設(shè)計(jì)。一方面對相對高差不大的緩坡區(qū)塊進(jìn)行田塊降坡歸并,形成規(guī)整的面積較大的田面,提高機(jī)械化適用率,方便耕作,降低生產(chǎn)成本;另一方面對相對高差較大的陡坡區(qū)塊進(jìn)行田塊坡面平整,形成規(guī)整的坡地田面,坡面后期以進(jìn)行經(jīng)果林栽植為主,進(jìn)行生態(tài)護(hù)坡處理(坡面經(jīng)過作物由村民自行栽植)。提高機(jī)械化適用率,方便耕作,降低生產(chǎn)成本。根據(jù)實(shí)際踏勘,項(xiàng)目區(qū)部分旱地為坡耕地,水土流失嚴(yán)重,為了減少水土流失,防止土壤肥力減弱,本次設(shè)計(jì)對該部分坡耕地進(jìn)行降坡平整并夯筑石坎,項(xiàng)目區(qū)旱地隔坡梯土面積統(tǒng)計(jì)見表1.1-4:表1.1-4隔坡梯土面積統(tǒng)計(jì)表規(guī)劃編號位置實(shí)施面積(hm2)隔坡梯土區(qū)域-01石寶村四組楊家槽1.1669隔坡梯土區(qū)域-02水田村五組周家梁0.8112隔坡梯土區(qū)域-03水田村五組周家梁0.572隔坡梯土區(qū)域-04水田村五組周家梁1.5701合計(jì)——4.1202項(xiàng)目區(qū)隔坡梯土整治工程量統(tǒng)計(jì)詳見單體設(shè)計(jì)圖冊和表1.1-5。表1.1-5隔坡梯土工程量表編號降坡前坡度平整后臺面坡度坎頂寬(m)坎高(m)田埂夯筑單位方量(m3)坡面修整單位方量(m2)降坡方量(m3/hm2)表土剝離回覆厚度(m)田埂夯筑單位方量(m3)坡面修整單位方量(m2)降坡量(m3)表土剝離回覆量(m3)面積(h㎡)隔坡梯土區(qū)域-0115°~25°10°0.31.50.0361.2899.50.21.36845.61049.632333.81.166915°~25°10°0.31.50.0361.21.29643.215°~25°10°0.31.50.0361.24.176139.26°~15°5°0.31.50.0361.23.421146°~15°5°0.31.50.0361.20.93631.26°~15°5°0.31.50.0361.21.62546°~15°5°0.31.50.0361.20.9306°~15°5°0.31.50.0361.20.93631.26°~15°5°0.31.50.0361.21.08366°~15°5°0.31.50.0361.23.42114隔坡梯土區(qū)域-0215°~25°10°0.31.50.0361.2899.50.22.62887.6729.671622.40.81126°~15°5°0.31.50.0361.22.66488.815°~25°10°0.31.50.0361.22.80893.66°~15°5°0.31.50.0361.22.12470.815°~25°10°0.31.50.0361.22.16726°~15°5°0.31.50.0361.22.23274.415°~25°10°0.31.50.0361.22.23274.46°~15°5°0.31.50.0361.21.90863.615°~25°10°0.31.50.0361.21.51250.415°~25°10°0.31.50.0361.20.50416.8隔坡梯土區(qū)域-0315°~25°10°0.31.50.0361.2899.50.20.9301412.303140.21.570115°~25°10°0.31.50.0361.20.97232.415°~25°10°0.31.50.0361.21.36845.615°~25°10°0.31.50.0361.20.93015°~25°10°0.31.50.0361.21.33244.415°~25°10°0.31.50.0361.21.083615°~25°10°0.31.50.0361.21.54851.615°~25°10°0.31.50.0361.21.90863.615°~25°10°0.31.50.0361.21.94464.815°~25°10°0.31.50.0361.22.05268.415°~25°10°0.31.50.0361.21.90863.615°~25°10°0.31.50.0361.22.30476.815°~25°10°0.31.50.0361.21.87262.415°~25°10°0.31.50.0361.21.94464.815°~25°10°0.31.50.0361.22.79015°~25°10°0.31.50.0361.22.01667.215°~25°10°0.31.50.0361.21.40446.815°~25°10°0.31.50.0361.20.46815.615°~25°10°0.31.50.0361.20.75625.26°~15°5°0.31.50.0361.22.88966°~15°5°0.31.50.0361.21.36845.66°~15°5°0.31.50.0361.21.90863.66°~15°5°0.31.50.0361.21.36845.66°~15°5°0.31.50.0361.21.33244.46°~15°5°0.31.50.0361.22.01667.26°~15°5°0.31.50.0361.21.87262.46°~15°5°0.31.50.0361.21.62546°~15°5°0.31.50.0361.21.36845.615°~25°10°0.31.50.0361.21.36845.615°~25°10°0.31.50.0361.21.11637.2隔坡梯土區(qū)域-0415°~25°10°0.31.50.0361.2899.50.22.8896514.5111440.5726°~15°5°0.31.50.0361.23.312110.46°~15°5°0.31.50.0361.23.132104.46°~15°5°0.31.50.0361.20.93631.215°~25°10°0.31.50.0361.22.01667.215°~25°10°0.31.50.0361.21.65655.215°~25°10°0.31.50.0361.21.22440.815°~25°10°0.31.50.0361.21.04434.815°~25°10°0.31.50.0361.21.00833.6合計(jì)104.7243490.83706.128240.44.1202隔坡梯土整治區(qū)域石坎設(shè)計(jì)和石坎參數(shù)詳見單體設(shè)計(jì)圖冊和表1.1-6。表1.1-6隔坡梯土田坎統(tǒng)計(jì)表編號編號類別長度(m)坎高(m)隔坡梯土區(qū)域-01田坎-50土坎381.5田坎-51土坎361.5田坎-52土坎1161.5田坎-53土坎951.5田坎-54土坎261.5田坎-55土坎451.5田坎-56土坎251.5田坎-57土坎261.5田坎-58土坎301.5田坎-59土坎951.5隔坡梯土區(qū)域-02田坎-31土坎731.5田坎-32土坎741.5田坎-33土坎781.5田坎-34土坎591.5田坎-35土坎601.5田坎-36土坎621.5田坎-37土坎621.5田坎-47土坎531.5田坎-48土坎421.5田坎-49土坎141.5隔坡梯土區(qū)域-03田坎-1土坎251.5田坎-2土坎271.5田坎-3土坎381.5田坎-4土坎251.5田坎-5土坎371.5田坎-6土坎301.5田坎-7土坎431.5田坎-8土坎531.5田坎-9土坎541.5田坎-10土坎571.5田坎-11土坎531.5田坎-12土坎641.5田坎-13土坎521.5田坎-14土坎541.5田坎-15土坎751.5田坎-16土坎561.5田坎-17土坎391.5田坎-18土坎131.5田坎-19土坎211.5田坎-20土坎801.5田坎-21土坎381.5田坎-22土坎531.5田坎-23土坎381.5田坎-24土坎371.5田坎-25土坎561.5田坎-26土坎521.5田坎-27土坎451.5田坎-28土坎381.5田坎-29土坎381.5田坎-30土坎311.5隔坡梯土區(qū)域-04田坎-38土坎801.5田坎-39土坎921.5田坎-40土坎871.5田坎-41土坎261.5田坎-42土坎561.5田坎-43土坎461.5田坎-44土坎341.5田坎-45土坎291.5田坎-46土坎281.51.1.3水田整治項(xiàng)目水田整治工程主要是把部分原弧形田坎進(jìn)行截彎取直設(shè)計(jì),并將田塊不規(guī)則、面積小且散亂,相對高差不大的田塊進(jìn)行歸并,形成規(guī)整的面積較大的田面,提高機(jī)械化適用率,方便耕作,降低生產(chǎn)成本。條田整治具體施工工序如下:1)確定范圍:根據(jù)1:500條田整治平面圖確定擬歸并田塊范圍,確定后打樁放線、并將田塊內(nèi)積水開缺放干;2)開溝起廂濾水:針對部分積水無法排干的田塊,需開溝起廂濾水。廂溝設(shè)計(jì)為上底寬50cm、下底寬30cm、深度不小于50cm的倒梯形,間距為10m,采用人工開挖。條田整治時須確保田塊積水濾干后再進(jìn)行下一道工序;3)表土剝離:在指定條田區(qū)域內(nèi),對挖填高差大于20cm的田塊進(jìn)行表土剝離,剝離厚度為20cm,剝離的表土堆放在指定區(qū)域,由于堆放時間短,對堆放高度、形狀不做要求,可根據(jù)實(shí)際情況靈活處理;4)挖高填低:將挖方區(qū)域的土推運(yùn)至填方區(qū)域,使合并后田塊內(nèi)的田面平整度基本一致;5)表土回填:將剝離的表土回填至合并后的田塊,均勻攤鋪;6)犁底層夯實(shí)(包括泡田打漿):在深層土方移動過程中會破壞原有犁底層結(jié)構(gòu),因此在完成第4步工序后,需對平整的深層土進(jìn)行壓實(shí),壓實(shí)后的犁底層土壤容重控制在1.8~2.0g/cm3之間;7)田埂修筑:新修田坎為土質(zhì)田坎,采用生土分層夯實(shí),根據(jù)實(shí)際情況每條田坎設(shè)置1到2處放水口,修筑好的田坎具有囤水功能;8)人工細(xì)部平整:在犁底層夯實(shí)后,田塊內(nèi)平整度不能滿足設(shè)計(jì)要求,因此需要通過人工進(jìn)行細(xì)部平整,保證田面的平整度達(dá)到±3cm;9)邊角地修整:施工過程中由于個別田塊不規(guī)則或田塊較小,導(dǎo)致機(jī)械無法進(jìn)入,在該區(qū)域施工時,需采用人工進(jìn)行處理;水田區(qū)土方開挖工程量采用挖填平衡法進(jìn)行計(jì)算??捎?jì)算出水田區(qū)域各土方工程量,本項(xiàng)目水田整治具體工程量如下表:云陽縣紅獅鎮(zhèn)水田等(2)個村土地整理項(xiàng)目規(guī)劃設(shè)計(jì)方案B冊表1.1-7項(xiàng)目區(qū)水田整治工程量表區(qū)域梯田編號原田塊編號原田塊面積(m2)原田面高程(m)方量(m3)計(jì)算田面高程(m)田面計(jì)算高程(m)田面設(shè)計(jì)高程(m)基土挖方(m3)基土填方(m3)表土剝離面積(m2)表土剝離(m3)表土回覆(m3)表土回填區(qū)域面積(m2)表土剝覆平均運(yùn)距(m)挖高填低平均運(yùn)距(m)犁底層重構(gòu)(m2)人工細(xì)部平土(m2)一次泡田打漿(m2)二次泡田打漿(m2)開溝起廂(m)水田整治A區(qū)梯田-1①91371.6414.58371.48371.48371.4814.580.000.000.000.000.000510010010010010②9369.86-14.580.00-14.589.001.800.189.002梯田01#匯總100371.48371.4814.58-14.589.001.800.189.00—梯田-2①109369.86-18.55370.03370.03370.030.00-18.550.000.000.000.000717317317317317②64370.3218.5518.550.0064.0112.801.2864.014梯田2#匯總173370.03370.0318.55-18.5564.0112.801.2864.01—梯田-3①44368.7763.20367.35367.35367.3563.200.0044.408.880.8944.403722222222222222②91367.415.775.770.000.000.000.000.000③20366.55-15.920.00-15.9219.984.000.4019.982④67366.55-53.050.00-53.0566.6013.321.3366.604梯田3#匯總222367.35367.3568.97-68.97130.9826.202.62130.98—梯田-4①393371.85-94.35372.09372.09372.090.00-94.35393.1278.627.86393.12101475675675675676②363372.3594.3594.350.00362.8872.587.26362.8810梯田4#匯總756372.09372.0994.35-94.35756.00151.2015.12756.00—梯田-5①607369.1099.58368.94368.94368.9499.580.000.000.000.000.0001366066066066066②53367.05-99.580.00-99.5852.8010.561.0652.804梯田5#匯總660368.94368.9499.58-99.5852.8010.561.0652.80—梯田-6①757366.6943.61366.63366.63366.6343.610.000.000.000.000.000201646164616461646165③461366.15-222.330.00-222.33460.8892.189.22460.8811②428367.05178.72178.720.00427.9685.598.56427.9610梯田6#匯總1646366.63366.63222.33-222.33888.84177.7717.78888.84—梯田-7①331367.080.00367.08367.08367.080.000.000.000.000.000.0000000033梯田7#匯總331367.08367.080.000.000.000.000.000.00—梯田-8①513366.19-123.56366.43366.43366.430.00-123.56512.91102.5810.26512.9111181251125112511251125②538366.78187.79187.790.00537.93107.5910.76537.9312③200366.11-64.230.00-64.23200.1640.034.00200.167梯田8#匯總1251366.43366.43187.79-187.791251.00250.2025.021251.00—梯田-9①124364.70-26.25364.91364.91364.910.00-26.25124.2824.862.49124.286823923923923924②115365.1426.2526.250.00114.7222.942.29114.725梯田9#匯總239364.91364.9126.25-26.25239.0047.804.78239.00—梯田-10①57365.111.34365.09365.09365.091.340.000.000.000.000.0001370870870870871②92365.5542.6842.680.0092.0418.411.8492.045③106364.33-80.320.00-80.32106.2021.242.12106.205④120365.3531.7431.740.00120.3624.072.41120.365⑤333365.104.564.560.000.000.000.000.000梯田10#匯總708365.09365.0980.32-80.32318.6063.726.37318.60—梯田-11①282363.410.00363.41363.41363.410.000.00282.0056.405.64282.00800028梯田11#匯總282363.41363.410.000.00282.0056.405.64282.00—梯田-12①67366.22-24.12366.58366.58366.580.00-24.1266.9313.391.3466.934929129129129129②73366.58-0.030.00-0.030.000.000.000.000③151366.7424.1524.150.000.000.000.000.000梯田12#匯總291366.58366.5824.15-24.1566.9313.391.3466.93—梯田-13①85367.56-51.02368.16368.16368.160.00-51.0285.1217.021.7085.1251144844844844845②363368.3051.0251.020.000.000.000.000.000梯田-13#匯總448368.16368.1651.02-51.0285.1217.021.7085.12—梯田-14①429369.7025.40369.64369.64369.6425.400.000.000.000.000.0001144744744744745②18368.22-25.400.00-25.4017.883.580.3617.882梯田14#匯總447369.64369.6425.40-25.4017.883.580.3617.88—梯田-15①337370.9834.48370.88370.88370.8834.480.000.000.000.000.0001036636636636637②29369.70-34.480.00-34.4829.285.860.5929.283梯田15#匯總366370.88370.8834.48-34.4829.285.860.5929.28—梯田-16①68374.1565.22373.20373.20373.2065.220.0068.3113.661.3768.314825325325325325②81373.7847.3547.350.0080.9616.191.6280.964③104372.11-112.570.00-112.57103.7320.752.07103.735梯田16#匯總253373.20373.20112.57-112.57253.0050.605.06253.00—小計(jì)81731060.34-1060.344444.44888.8988.894444.447560756075607560817水田整治B區(qū)梯田-1①467372.55-98.14372.76372.76372.760.00-98.14466.9093.389.34466.9011161015101510151015101.5②173372.8718.9518.950.000.000.000.000.000③162373.3494.1694.160.00162.4032.483.25162.406④213372.69-14.960.00-14.960.000.000.000.000梯田01#匯總1015372.76372.76113.11-113.11629.30125.8612.59629.30—梯田-2①640372.72583.29371.81371.81371.81583.290.00639.71127.9412.79639.7113171207120712071207120.7②567370.78-583.290.00-583.29567.29113.4611.35567.2912梯田2#匯總1207371.81371.81583.29-583.291207.00241.4024.141207.00—梯田-3①509370.41206.67370.00370.00370.00206.670.00509.17101.8310.18509.17111586386386386386.3②354369.42-206.670.00-206.67353.8370.777.08353.839梯田3#匯總863370.00370.00206.67-206.67863.00172.6017.26863.00—梯田-4①84368.72-55.39369.38369.38369.380.00-55.3984.4816.901.6984.4851370470470470470.4②35369.494.034.030.000.000.000.000.000③296368.11-374.210.00-374.21295.6859.145.91295.689④289370.85425.57425.570.00288.6457.735.77288.648梯田4#匯總704369.38369.38429.60-429.60668.80133.7613.38668.80—梯田-5①421367.62311.69366.88366.88366.88311.690.00420.8084.168.42420.8010161052105210521052105.2②158366.35-83.520.00-83.52157.8031.563.16157.806③442366.44-194.100.00-194.10441.8488.378.84441.8411④32365.80-34.060.00-34.0631.566.310.6331.563梯田5#匯總1052366.88366.88311.69-311.691052.00210.4021.041052.00—梯田-6①227364.25310.66362.88362.88362.88310.660.00227.2645.454.55227.268232066206620662066206.6②682363.72570.65570.650.00681.78136.3613.64681.7813③517361.20-869.270.00-869.27516.50103.3010.33516.5011④207363.56139.87139.870.00206.6041.324.13206.607⑤248362.82-15.620.00-15.620.000.000.000.000⑥186362.15-136.290.00-136.29185.9437.193.72185.947梯田6#匯總2066362.88362.881021.18-1021.181818.08363.6236.361818.08—梯田-7①1426362.7830.37362.76362.76362.7630.370.000.000.000.000.000211805180518051805180.5②162363.45112.30112.300.00162.4532.493.25162.456③217362.10-142.670.00-142.67216.6043.324.33216.607梯田7#匯總1805362.76362.76142.67-142.67379.0575.817.58379.05—梯田-8①804360.80248.79360.49360.49360.49248.790.00803.60160.7216.07803.6014221960196019601960196②451360.5840.3940.390.000.000.000.000.000③235360.26-54.190.00-54.19235.2047.044.70235.208④216359.85-138.070.00-138.07215.6043.124.31215.607⑤255360.11-96.930.00-96.93254.8050.965.10254.808梯田8#匯總1960360.49360.49289.19-289.191509.20301.8430.181509.20—梯田-9①44363.3060.13361.92361.92361.9260.130.0043.568.710.8743.5631036336336336336.3②287361.85-19.960.00-19.960.000.000.000.000③33360.69-40.170.00-40.1732.676.530.6532.673梯田9#匯總363361.92361.9260.13-60.1376.2315.251.5276.23—梯田-10①113360.69140.03359.46359.46359.46140.030.00113.4422.692.27113.445191418141814181418141.8②993359.58123.48123.480.000.000.000.000.000③269358.66-214.350.00-214.35269.4253.885.39269.428④43358.30-49.160.00-49.1642.548.510.8542.543⑤0.000.000.000.000.000.000梯田10#匯總1418359.46359.46263.51-263.51425.4085.088.51425.40—梯田-11①131366.3339.66366.03366.03366.0339.660.00131.1426.232.62131.146616616616616616.6②35364.89-39.660.00-39.6634.866.970.7034.863梯田11#匯總166366.03366.0339.66-39.66166.0033.203.32166.00—小計(jì)12619.03460.7-3460.78794.11758.8175.98794.1126191261912619126191261.9水田整治C區(qū)梯田-1①238373.250.00373.25373.25373.250.000.000.000.000.000.0000000023.8梯田01#匯總238373.25373.250.000.000.000.000.000.00—梯田-2①146371.07150.82370.04370.04370.04150.820.00145.9229.182.92145.9261145645645645645.6②310369.55-150.820.00-150.82310.0862.026.20310.089梯田2#匯總456370.04370.04150.82-150.82456.0091.209.12456.00—梯田-3①296369.0117.09368.95368.95368.9517.090.000.000.000.000.0001365765765765765.7②283368.9910.6810.680.000.000.000.000.000③79368.60-27.770.00-27.7778.8415.771.5878.844梯田3#匯總657368.95368.9527.77-27.7778.8415.771.5878.84—梯田-4①82368.6059.94367.87367.87367.8759.940.0082.0716.411.6482.075828328328328328.3②127367.11-96.750.00-96.75127.3525.472.55127.356③74368.3736.8136.810.0073.5814.721.4773.584梯田4#匯總283367.87367.8796.75-96.75283.0056.605.66283.00—梯田-5①66366.2838.78365.69365.69365.6938.780.0065.7613.151.3265.7641254854854854854.8②192367.10270.38270.380.00191.8038.363.84191.807③214364.33-290.720.00-290.72213.7242.744.27213.727④77365.45-18.440.00-18.4476.7215.341.5376.724梯田5#匯總548365.69365.69309.16-309.16548.00109.6010.96548.00—梯田-6①152364.3536.81364.11364.11364.1136.810.00152.1030.423.04152.106719519519519519.5②43363.25-36.810.00-36.8142.908.580.8642.903梯田6#匯總195364.11364.1136.81-36.81195.0039.003.90195.00—梯田-7①168360.250.00360.25360.25360.250.000.000.000.000.000.0000000016.8梯田7#匯總168360.25360.250.000.000.000.000.000.00—小計(jì)2545.0621.3-621.31560.8312.231.21560.82139213921392139254.5水田整治D區(qū)梯田-1①388357.8680.54357.65357.65357.6580.540.00387.7877.567.76387.78101256256256256256.2②174357.19-80.540.00-80.54174.2234.843.48174.227梯田1#匯總562357.65357.6580.54-80.54562.00112.4011.24562.00—梯田-2①1130355.8081.89355.73355.73355.7381.890.000.000.000.000.000171189118911891189118.9②59354.35-81.890.00-81.8959.4511.891.1959.454梯田2#匯總1189355.73355.7381.89-81.8959.4511.891.1959.45—梯田-3①1767354.280.00354.28354.28354.280.000.000.000.000.000.00000000176.7梯田-3#匯總1767354.28354.280.000.000.000.000.000.00—梯田-4①250353.550.00353.55353.55353.550.000.000.000.000.000.0000000025梯田4#匯總250.0353.55353.550.000.000.000.000.000.00—小計(jì)3768.0162.4-162.4621.5124.312.4621.51751.01751.01751.01751.0376.8水田整治E區(qū)梯田-1①209362.6995.29362.23362.23362.2395.290.00209.1041.824.18209.1071041041041041041②201361.76-95.290.00-95.29200.9040.184.02200.907梯田01#匯總410362.23362.2395.29-95.29410.0082.008.20410.00—梯田-2①101360.7882.70359.96359.96359.9682.700.00101.4320.292.03101.435614714714714714.7②46358.15-82.700.00-82.7045.579.110.9145.573梯田2#匯總147359.96359.9682.70-82.70147.0029.402.94147.00—梯田-3①186357.82115.99357.20357.20357.20115.990.00186.2437.253.72186.247929129129129129.1②105356.09-115.990.00-115.99104.7620.952.10104.765梯田3#匯總291357.20357.20115.99-115.99291.0058.205.82291.00—梯田-4①163354.12304.61352.25352.25352.25304.610.00163.0332.613.26163.036242329232923292329232.9②885352.05-178.420.00-178.42885.02177.0017.70885.0215③105351.15-115.450.00-115.45104.8120.962.10104.815④233352.3318.2618.260.000.000.000.000.000⑤82352.6734.1134.110.0081.5216.301.6381.525⑥279352.5583.4083.400.00279.4855.905.59279.488⑦116351.88-43.270.00-43.27116.4523.292.33116.455⑧466352.03-103.220.00-103.22465.8093.169.32465.8011梯田4#匯總2329352.25352.25440.37-440.372096.10419.2241.922096.10—梯田-5①696351.15-147.44351.36351.36351.360.00-147.44696.15139.2313.92696.1513181365136513651365136.5②287351.88148.54148.540.00286.6557.335.73286.658③205351.28-16.750.00-16.750.000.000.000.000④177351.4515.6515.650.000.000.000.000.000梯田5#匯總1365351.36351.36164.19-164.19982.80196.5619.66982.80—梯田-6①223350.05-74.35350.38350.38350.380.00-74.35222.6044.524.45222.6071479579579579579.5②56349.76-34.730.00-34.7355.6511.131.1155.654③246350.6872.9572.950.00246.4549.294.93246.458④143350.8870.9870.980.00143.1028.622.86143.106⑤127350.11-34.850.00-34.85127.2025.442.54127.206梯田6#匯總795350.38350.38143.93-143.93795.00159.0015.90795.00—梯田-7①522349.76166.61349.44349.44349.44166.610.00522.44104.4910.45522.4411191412141214121412141.2②551349.33-61.180.00-61.180.000.000.000.000③339349.13-105.430.00-105.43338.8867.786.78338.889梯田7#匯總1412349.44349.44166.61-166.61861.32172.2617.23861.32—梯田-8①416348.5570.34348.38348.38348.3870.340.000.000.000.000.0001588588588588588.5②239348.21-40.840.00-40.840.000.000.000.000③204348.33-10.360.00-10.360.000.000.000.000④27347.66-19.140.00-19.1426.555.310.5326.553梯田8#匯總885348.38348.3870.34-70.3426.555.310.5326.55—梯田-9①836346.15330.29345.75345.75345.75330.290.00835.76167.1516.72835.7614181348134813481348134.8②512345.11-330.290.00-330.29512.24102.4510.24512.2411③00.000.000.000.000.000.000.000④00.000.000.000.000.000.000.000梯田9#匯總1348345.75345.75330.29-330.291348.00269.6026.961348.00—梯田-10①255347.6680.91347.34347.34347.3480.910.00255.1751.035.10255.178932332332332332.3②68346.15-80.910.00-80.9167.8313.571.3667.834梯田10#匯總323347.34347.3480.91-80.91323.0064.606.46323.00—梯田-11①215350.450.00350.45350.45350.450.000.000.000.000.000.0000000021.5梯田11#匯總215350.45350.450.000.000.000.000.000.00—小計(jì)9520.01690.6-1690.67280.81456.2145.67280.89305930593059305952水田整治F區(qū)梯田-1①251901.89287.97900.74900.74900.74287.970.00251.4150.285.03251.4181481181181181181.1②560900.23-287.970.00-287.97559.
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