土地项目规划设计报告

土地整理项目规划设计报告 4 4 9 9 20 22 86 86 89 1.综合说明项目区位于某县某乡东北部，行政上属于高升村，项目区座于③对某乡土地整理起示范性作用，带动某乡农业生产上一个新台皖国土资【2001】294号《关于建立土地开发整理项目备选库的通《水土保持综合治理、技术规范、小型蓄排水工程》（GB／T专项气象情报服务表：包括分月、分日气温、日照、降水量统计根据省国土资源厅的部署，项目规划设计承担单位从2004年5月农业工程设计主要通过对不同田块大小和不同田面高程的土地平排水沟总长度2754.5m；受地形条件影响，部分田块设灌排两用沟（沟2.项目区概况项目区位于某县某乡境内，涉及某乡高升村，介于北纬31°57′而不规整；地面高程位于425.88m—445.48m(黄海高程)之间，南北长（1）土地资源（2）水资源项目区灌溉水源主要来自淠河总干。项目区年供水量2178万m3，（3）生物资源及其它资源项目所在地某乡，位于某县西北，距县城28公里，西与官亭区王梧田村、塘丰村、梧岗村，位于某乡东南部，总户数1132户，总人口4343人，有村民小组47个，耕地3060元、3170元，三个村主要经济发展以食用菌、烤烟、生猪、蕃鸭3.土地利用潜力分析2、根据项目区实测地形图，分析项目区坡度，剔除难以开发的用3、收集项目区所在镇土地利用总体规划和村镇规划，留足项目区4、结合省国土资源厅下达的整理规模，在剔除难以开发的用地，0000剖面构型的发育比较典型，5个剖面中有4个剖面的犁底层发育良好，项目区耕作层土壤的pH变化在4.59-5.69之间,大部分属于强酸性，个别属于酸性。心土层变化在4.86-5.40之间,属强酸性。底土层项目区耕作层土壤有机质含量在35.8—55.5g/kg之间，表明有机项目区耕作层土壤全氮和速效氮含量均很高，分别在量都比较丰富。速效磷变幅较大，在41-174.4mg/kg，供磷能力极强。量变化在14.22—24.36mg/kg之间，速效钾变化在153.5-331.1mg/kg目前影响项目区土地利用的不利因素主要是相当部分田块小而土000000004.规划目标与方针4.1项目区土地整理的方针（1）贯彻落实“十分珍惜、合理利用土地和切实保护耕地”的基4.2项目区土地整理的总目标（2）完成项目区田间排灌工程、田间道路工程和护岸工程等建设（3）提高土地利用率。通过整理，项目区土地利用率由91.04%提5.工程设计标准（2）修建和完善田间道路系统，并与区外道路衔接，方便机械化（3）按照一等水田的标准进行土壤改良，达到适宜种植水稻、油(5)田面设计高程以灌排顺畅，平整土方工程量最小为原则，并控根据国家标准《灌溉与排水工程设计规范》(GB50288-99)规定，设路路面宽2m，铺泥结石路面，农田道路通达率95%以上。6.水文、水利分析计算多年平均径流量为7190万m3，P=90%枯水年份的径日期二月十二月123456789（2）河道、堤防状况及存在的主要问题项目区位于调和溪两岸，项目区以上河道坡降为3.22‰，河长3.2（3）设计洪水目区河道设计洪水根据龙门水文站洪水采用面积比拟法推求，根据公（4）水面线推算由于在项目区下游河道没有水利工程（坝所以选水流控制条件较好调和溪河道糙率根据河道特性确定，项目区河床为沙、卵石或砾Z1+V12/(2g)=Z2+V22/(2g)+hfHf=Q2*ΔL/K2--------沿程水头损失(m),其中ΔL为河段长,k为流量Hj=ζ*V2/(2g)--------局部水头损失（m）,其中ζ为损失系数，按如下情况选定：突然扩散时ζ：0.3-1.0；逐渐扩散时ζ：0-0.3；顺直及收0项目区水源开发方式是从调和溪、上载水库引水；A2片从调河溪现有中山陂经渠道引水至项目区（引水渠与项目区相隔2.13公里A5片水源为上载水库，分三条途径进入片区，即②A2片：灌溉供水水源是从调河溪中山陂引水，中山陂集水面积项目区现状主要为耕地，耕地上现状主要种植早稻、晚稻和油菜。（5）灌溉制度及灌溉定额m3/亩，规划后综合毛灌溉定额为835m3/亩。综合灌溉净定额成果见综（6）项目区总需水量和供需水量平衡采用0.72算出逐旬需水量和总需水量。逐旬需水量和总需水量见项二月十二月项目区各片P=90%枯水年份可供水量见项目区各片P=90%枯水年二月月月12单位：万方二月十一月十二月上旬中旬下旬上旬中旬下旬上旬中旬下旬上旬中旬下旬上旬000000000中旬000000000000下旬200000000007.工程设计及项目区所在乡镇社会经济条件，确定了项目区总平面布置（推荐方平衡高程的计算基础上，根据控制田坎高差在0.8米以下的原则，对部比较方案需挖方163190.3m3，填方1631613865.43米，排洪沟1337.30米，斗农沟4199.项目区推荐方案和比较方案土地利用结构见推荐方案和比较方案从投资来看，推荐方案工程施工费用为206.77万元，比较方案为0000一表土层剥离回填二1mmmm个个m个2m个个个个t台3m个个t台4m5t6m三1m2m3m4t四株一二1mmm个个m个2m个个t台3m4t5m三1m2m3m4t四株项目区田面设计高程同时以灌排顺畅，平整土方工程量最小为原（2）格田规划75米，宽25米。经过调查，该格田方案布置适合当地种植结在20—40米之间，长度在90—100米之间。对已经初步整理的地方，方案是按照ARCGIS所建的模型生成等高线，在使土方最小的原则进行质高，土壤肥沃，所以在土地平整时，格田合并高差小于20厘米的，表土中匀出沃土，均匀铺设10厘米作为该部分新增耕地的表土。经计项目区推荐方案与比较方案农业工程工程量比较见项目区土地平新增耕地表土0情况利用ARCGIS软件进行计算，其计算步骤如下：量自动平衡计算（每个格田为一个平面，高程取一位小数求得每个项目区推荐方案格田土地平整工程量见项目区推荐方案格田土地11641.8222.6221.2440.570.0234567890000000000000000000000000000000000000000000000000000000000000000007000000002003根据实地调查和土壤剖面分析，项目区土层厚度在80厘米以上，（3）土壤改良工程①增施有机肥，合理使施用化肥：项目区土但为了土地资源的持续利用和提高农产品的品质，仍然需要多施有机），块地面高程均高于10年一遇洪水位，项目区的防洪能力已达到防洪标编号长度(m)起点终点土方开挖(m3）干砌块石(m3）碎石垫C20砼(m3）岸顶高程(m)岸底高程(m)岸顶高程(m)岸底高程(m)A-A429.63424.25428.43424.50317.08121.1027.03护岸B-B62.5429.28424.60429.47424.8064.63169.0564.63C-C51.5431.20426.50431.00426.6051.89136.5751.89D-D61.2429.40426.70429.20426.8335.51109.9835.50E-E431.88427.50434.20427.90152.19386.80152.1729.76F-F83.8430.40428.40430.20428.8033.78120.9033.77G-G60.1436.79433.00437.89433.3055.97150.1955.96H-H50.4437.00433.10437.00433.3042.7742.76616.5557.851508.18557.79141.72护岸竹6467.5采用30cm干砌块石护底。其他特性及工程量详见下表。落差大的排洪名称控制面积沟长设计流量沟道边坡系数沟道底宽沟深沟顶高程沟底高程（亩）（m3/s）im首（m）尾（m）首（m）尾（m）A1排洪沟959.52336.000.820.0050.510.9433.24427.84432.34426.94A4排洪沟644.6878.180.550.0050.50.90.8440.3439.91439.5439.11A3排洪沟1274.36591.600.0050.50.9433.66427.30432.76426.40A5排洪沟434.78331.500.370.0050.50.80.8443.77438.26442.97437.46沟道名称沟长土方开挖土方回填干砌块石浆砌块石A1排水沟336.0798.3521.00341.7416.08A4排水沟78.2156.5965.4175.280.00A3排水沟591.61474.9910.00626.3120.67A5排水沟331.5631.4116.80289.8521.33总计1337.33061.34113.211333.1858.08qw--------排涝模数,其值为1.28m3/s.km2（其计算过程见P36）。排水沟断面的水力要素，采用明渠均匀流公式计算。安全超高取排水斗、农沟共14条，总长2754.50m，设计排水流量0.02~0.626m3/s。采用边坡1：0.5梯形断面，沟底、沟坡采用干砌石护砌，0.8m两者取大值。落差大的排水斗、农沟采用跌水消能，其结构型称沟底宽沟深边坡（m3/B)H)mi首（m）尾（m）首（m）尾（m）A1-1农沟29.940.0260.50.80.50.005218.16433.24431.57432.44430.77A1-2农沟57.140.0490.50.80.50.005250.74430.41427.00429.61426.20A1-3农沟60.690.0520.50.80.50.005289.14429.00427.60428.20426.80A1-4农沟50.440.0430.50.80.50.003251.37428.30427.46427.50426.66A1-5农沟26.360.0230.50.80.50.001235.44427.78427.46426.98426.66A5-1-1农沟30.130.0260.50.80.50.005104.16440.26437.20439.46436.40A5-3-1农沟23.220.0200.50.80.50.005105.27437.44435.42436.64434.62A3-1农沟34.740.0300.50.80.50.005139.32432.04430.20431.24429.40A3-2农沟25.970.0220.50.80.50.005120.48430.23429.11429.43428.31A3斗沟68.480.0580.50.80.50.005315.3431.25428.62430.45427.82A2-1农沟35.420.0300.50.80.50.001123.6437.83437.70437.03436.90A2-2农沟63.880.0550.50.80.50.005235.17437.24435.54436.44434.74A2-2-1农沟51.440.0440.50.80.50.005127.02432.31429.63431.51428.83A2-2-2农沟733.490.6260.90.80.50.005239.37436.06431.42435.26430.623)3)3)A1-1农沟218.2306.13146.192.58A1-2农沟250.7353.01161.1510.40A1-3农沟289.1405.00196.820.00A1-4农沟251.4352.10171.110.00A1-5农沟235.4329.79160.270.00A5-1-1农沟104.2147.9359.7412.15A5-3-1农沟105.3149.0263.768.66A3-1农沟139.3196.1689.266.07A3-2农沟120.5169.3179.702.58A3斗沟315.3442.75210.005.16A2-1农沟123.6173.1384.140.00A2-2农沟235.2330.19156.144.33A2-2-1农沟127.0179.4878.578.66A2-2-2农沟239.4404.87194.9725.59总计2754.53938.861851.8286.18面，沟底、沟坡采用干砌石护砌，厚25cm，比降1/500～1/200。根据沟渠名称控制面积（亩）设计流量沟底宽沟深边坡沟道比降沟长沟顶高程沟底高程备注灌溉排水（m3/s）B（m）H（m）mi首（m）尾（m）首（m）尾（m）A4-1-1沟渠13.2114.050.0120.50.80.50.00597.47438.02435.80437.22435.00灌右排左A4-1-2沟渠14.0515.940.0140.50.80.50.005161.22439.60438.60438.80437.80灌右排左A4-1-3沟渠15.94680.850.5810.90.80.50.005288.66440.46437.88439.66437.08灌右排左A5-2-1沟渠3.5514.850.0130.50.80.50.005214.50442.74438.20441.94437.40灌左排右A2-1沟渠27.8711.730.0100.50.80.50.005105.33440.57439.20439.77438.40灌左右田块上丘水排下丘渠A2-2沟渠21.6916.140.0140.50.80.50.005164.43439.49437.64438.69436.84灌右排左A2-2-1沟渠33.7635.470.0300.50.80.50.005257.61434.44429.40433.64428.60灌左排右A2-2-2沟渠33.0033.760.0290.50.80.50.005242.22434.39429.70433.59428.90灌左排右A2-2-3沟渠31.5664.550.0550.50.80.50.005245.73432.40427.40431.60426.60前半段排两边后半段灌左排右3)3)3)3)2、干渠布置尽量利用原有的渠道，新修渠道根据项目区地形和耕3、农渠在占地最小的前提下，根据项目区地形、地面坡降及土地A1灌溉分区沿调和溪东岸呈长条形分布，地势东南高西北低，田内长约336m，需承接项目区外来水，沟道需设置节制闸以满足灌溉要农渠组成。A2干渠为新修渠道，由调和溪中山陂引水，项目区内长度组成。A3排洪沟为新修沟道，控制面积为0.85km2，项目区内长约于排洪沟来水量的不稳定性及A2干渠丰富的来水量，现从A2干渠引A2-3支渠至A3排洪沟，以保证A3km2，项目区内长约78.2m，需承接项目区外来水以满足灌溉要求。A4-1-1与排洪沟直接连接，灌排结合渠与干渠连接，布置均沿生产道和田块进行，灌排结合沟渠采用干砌块A5灌溉分区位于调和溪东岸，其灌溉系统由A5排洪沟、A5-1干斗、农渠为U形渠，整水利用系数为0.49，小于0.7；采取防渗措施后，项目区综合灌溉水利项目区耗水量最大的作物是水稻，其田间日耗水深度为8mm。m——净灌水定额，31.1m3/亩；ηsAs——该渠道灌溉面积(hm2)；灌溉渠道以设计流量计算正常工作条件下的水力要素作为设计渠n——渠床糙率本项目共布置干渠7条，总长度4721.4m，设计流量0.004~3/s比降0.003～0.007，渠道底部沙垫层厚15cm。干、支、农渠断面形式下游约0.3米处的农渠上设置简易节制闸槽。渠道断面水力要素详见渠道名称控制面积控制流量号渠道比降水深渠顶高程渠底高程灌溉（m3/s）Bi首（m）尾（m）首（m）尾（m）A1-1干渠29.940.004221.280.0070.240.44433.64432.01433.20431.57A1-2干渠188.150.0254980.0070.240.44432.92428.8432.48428.36A4-1干渠27.260.004257.340.0070.240.44440.76434.64440.32434.2A5-1干渠49.940.007125.10.0060.240.44444.17442.57443.73442.13A5-2干渠32.560.00459.910.00050.240.44443.50443.47443.06443.03A5-3干渠43.360.006270.30.0010.240.44438.02437.86437.58437.42A2-1支渠121.930.0161143.60.0070.240.44436.41427.74435.97427.3A2-2支渠267.560.0361274.04400.0010.260.46435.92432.87435.46432.41A2-3支渠68.480.009687.990.0030.240.44436.41434.15435.97433.71A2干渠633.250.0843289.50.0010.320.52440.52435.90440.00435.38A1-2-1农渠49.190.005237.390.0070.240.44432.50427.79432.06427.35A1-2-2农渠31.420.003270.840.0070.240.44430.81428.64430.37428.2A1-2-3农渠55.540.005244.470.0050.240.44429.40428.17428.96427.73A1-2-4农渠52.010.005249.720.0030.240.44428.70427.9428.26427.46A4-1-1农渠26.550.003280.740.0060.240.44440.86439.12440.42438.68A5-1-1农渠49.940.005186.690.0070.240.44442.57438.7442.13438.26A5-2-1农渠29.010.003120.570.0070.240.44443.14439442.70438.56A5-3-1农渠21.100.00282.410.0070.240.44438.02436.36437.58435.92A5-3-2农渠22.260.00281.60.0070.240.44437.84436.65437.40436.21A2-1农渠26.170.003139.380.00050.240.44438.29438.22437.85437.78A2-2农渠46.880.005170.760.0060.240.44437.66436.64437.22436.2A2-3农渠62.290.006227.880.0020.240.44437.33436.85436.89436.41A2-2-1农渠31.260.003192.510.0070.240.44432.85427.97432.41427.53A2-2-2农渠51.740.005136.950.0070.240.44432.80430.07432.36429.63A3-1农渠19.450.002185.310.0070.240.44434.11431.69433.67431.25A3-2农渠29.480.003129.210.0070.240.44432.44430.64432.00430.2A3-3农渠19.540.002110.370.0070.240.44430.63429.55430.19429.11A2-2-3农渠71.210.007252.870.0070.240.44436.47429.84436.03429.4A2-2-4农渠36.970.004225.930.0070.240.44435.40430.24434.96429.8渠道名称渠长土方开挖砂垫层C15砼压顶U型槽长度干砌块石浆砌块石B30B50B40A1-1干渠221.37.978.6613.28221.326.290.00A1-2干渠498.017.5819.4929.88498.059.166.24A4-1干渠257.38.0310.0715.44257.361.1421.83A5-1干渠125.14.244.907.51125.129.724.63A5-2干渠59.92.343.5959.914.230.00A5-3干渠270.30.0310.5816.22270.364.220.00A2-1支渠1143.640.9944.7568.621143.6271.723.12A2-2支渠1274.058.0570.0076.441274.0316.478.68A2-3支渠688.024.6826.9241.28688.0163.47A2干渠3289.50.92239.84197.373289.5923.697.68A1-2-1农渠237.47.759.2914.24237.456.4013.99A1-2-2农渠270.89.5710.6016.25270.832.183.12A1-2-3农渠244.58.809.5714.67244.558.090.00A1-2-4农渠249.78.999.7714.98249.759.330.00A4-1-1农渠280.710.1110.9916.84280.766.700.00A5-1-1农渠186.75.847.3111.20186.744.3615.59A5-2-1农渠120.63.464.727.23120.628.6515.59A5-3-1农渠82.42.703.224.9482.419.584.63A5-3-2农渠81.62.763.194.9081.619.393.12A2-1农渠139.44.035.458.36139.433.120.00A2-2农170.85.976.6810.25170.840.573.12渠A2-3农渠227.90.008.9213.67227.954.140.00A2-2-1农渠192.56.057.5311.55192.522.8715.59A2-2-2农渠137.04.495.368.22137.032.547.75A3-1农渠185.36.327.2511.12185.344.036.24A3-2农渠129.24.485.067.75129.230.703.12A3-3农渠110.43.804.326.62110.426.223.12A2-2-3农渠252.98.229.9015.17252.960.0815.50A2-2-4农渠225.97.258.8413.56225.953.6815.59总计11352.66274.59575.52681.167375.173289.50687.992712.76179.77上述工程量包括渠道跌坎工程量：M5.0浆砌块石179.77m3.基于项目区方便管理，在田间灌溉渠道及灌排结合沟渠上设置27个配水闸，配水闸位于渠首端，从干渠上分水，其配水角为90度，采程以雍高沟中水位导入田间灌溉。共设10个节制闸，闸门尺寸见节制闸所属沟道名称控制渠道闸顶高程闸底高程闸处现沟顶高程C20砼用量碎石垫层启闭机数钢筋用量B(m)H(m)首（m）首（m）个个A3排洪沟A3-1农渠2.2433.91432.81434.1110.1610.018A3-2农渠2.2432.24431.14432.4410.1610.018A3-3农渠2.2430.43429.33430.6310.1610.018A1排洪沟A1-1干渠2.1433.44432.34433.6410.1610.018A1-2干渠2.1432.72431.2432.9210.1610.020A5排洪沟A5-1-1农渠442.37441.37442.5710.1410.016A4排洪沟A4-1干渠440.56439.56440.7610.1510.016A4-1-1农渠440.66439.66440.8610.1510.016A4-1-3沟渠2.6440.4437.8440.610.1510.025438.67437.46438.8710.1510.017总计13.000.18涵洞名称所过路名称路宽B洞宽b洞高H浆砌石厚hA1排洪沟涵YD-24.50.950.30XD-140.950.30A4排洪沟涵YD-24.50.830.30A5排洪沟涵YD-34.50.7210.30A4-1-1沟渠涵YD-84.50.2810.25A4-1-2沟渠涵YD-84.50.2910.25A4-1-3沟渠涵YD-84.50.8410.25A1-3农沟涵XD-140.3910.25A1-1农沟涵XD-140.3310.25A2-1农沟涵YD-74.50.4010.25A3斗沟涵SL-102.60.4010.25SL-112.60.4010.25A2-1沟渠涵YD-74.50.2710.25A2-2沟渠涵YD-74.50.2910.25涵洞名称所过路名称路宽土方开挖量浆砌块石用量C20砼用量钢筋用量A1排洪沟涵YD-24.511.708.490.02XD-14.010.407.550.02A4排洪沟涵YD-24.59.937.730.02A5排洪沟涵YD-34.59.267.680.01A4-1-1沟渠涵YD-84.56.147.140.610.01A4-1-2沟渠涵YD-84.56.207.140.620.01A4-1-3沟渠涵YD-84.59.527.260.02A1-3农沟涵XD-14.06.016.370.630.01A1-1农沟涵XD-14.05.696.350.580.01A2-1农沟涵YD-74.56.887.170.720.01A3斗沟涵SL-102.63.944.140.410.01SL-112.63.944.140.410.01A2-1沟渠涵YD-74.56.077.130.600.01A2-2沟渠涵YD-74.56.207.140.620.01总计101.8895.4210.750.15渠道过路结构采用涵管形式，两端砌阴井，中间以DN400预制混凝涵管名称所过路名称路宽BM5.0浆砌块石砂垫层涵管长50mm厚木闸门3)3)（个）A1-2干渠涵SL-32.62.62YD-14.52.195.12SL-22.62.62SL-12.62.62A2干渠涵YD-74.52.255.12YD-84.52.255.12SL-132.62.62SL-122.62.62A2-1农渠涵YD-74.52.195.12A2-2支渠涵SL-62.62.62SL-52.62.62SL-42.62.62XD-240.814.61A4-1-1农渠涵YD-84.52.195.12A5-2干渠涵YD-24.52.195.12SL-192.62.62A5-3干渠涵YD-24.52.195.12SL-162.62.62总计26.7828.7366.3035.00项目区田间道路系统布置坚持区内外道路系统成为一个整体的原则进行布局，并尽量节约投资、节约耕地。根据实地，现有9条机耕路项目区附近现有9条机耕路穿过项目区，这些机耕路为项目区构建编号长度路面情况编号路面情况YD-1423.5大于4米，水泥路面YD-6大于4米，水泥路面YD-21273.4YD-72220.5大于4米，水泥路面YD-353.5平均2.4米，土路YD-8540大于4米，水泥路面YD-4287平均3.3米，土路YD-972.9大于4米，水泥路面YD-5平均2.1米，土路5134.3石面层压顶在整修原有机耕路的基础上，项目区新建2条田间道，总长873.6压顶好，为与区外配套和便于拖拉机通行，生产路路面设计为泥结石路面，SL-1252.8505.6121.34SL-2244.4488.8SL-3268.2536.4128.74SL-4290.869.79SL-5245.3490.6SL-6274.7549.4131.86SL-7362.2724.4173.86SL-8272.265.33SL-980.638.69SL-1024659.04SL-11282.867.87SL-12234.3468.6SL-14341.681.98SL-1586.241.38SL-1680.238.50SL-17248.859.71SL-18235.856.59SL-19243.458.42SL-2036687.84SL-21269.8539.6129.503662.47324.81757.95个数泥结石填土C20砼挖方干砌石钢筋个（m2）（m3）（m3）（m3）（m3）T203.22.60.0430048543924240.5451.265.841.625.625.60.58规划设计不布置防护林。为了防止河岸冲刷，在堤脚种植护岸小径竹。8.工程施工项目区位于龙岩市某县某乡，附近有9条机耕路通过，交通方便。本项目土地平整用拖式铲运机铲运，运距一般在50m左右。挖土厚度超过20cm的区域应进行表土层剥离回填，表土层剥离15cm。表土层剥离及回填采有逐台下移法,结合土地平整，采用机