Find Different Ways to Get Concrete Economically

ssuser32f835 0 views 9 slides Oct 16, 2025
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About This Presentation

In addition to large equipment, small construction equipment like small rmc plant and self loading concrete mixer truck has a higher flexibility and low investment cost. As for concrete pumping, there are also different types for you to choose from.


Slide Content

FindDifferentWaystoGetConcrete
Abstract:Inadditiontolargeequipment,smallconstructionequipmentlikesmallrmcplantand
selfloadingconcretemixertruckhasahigherflexibilityandlowinvestmentcost.Asforconcrete
pumping,therearealsodifferenttypesforyoutochoosefrom.
SmallRMCplant
Whenitcomestoready-mixconcreteplants,mostpeopleassumetheyrequirelargeinvestments
andextensivespace.However,forsmallandmedium-sizedconstructioncompaniesandlocal
entrepreneurs,thesmall-scalermcplantmachineryoffermorepracticalbenefits.
1.Significantcostadvantages
Lowinitialinvestment:Large-scaleplantsoftencostbetween$400,000and$1.4millionin
equipmentandsitecosts,andrequirelandexceeding20,000squaremeters.Smallconcrete
batchplantstypicallycostbetween$28,000and$70,000incoreequipmentandrequireasite

between6,667and10,000squaremeters(vacantlandinthesuburbscanbeused),eliminating
theneedforhighlandrentandequipmentdepreciation.
Lowoperatingcosts:Whilelarge-scaleplantsrequireateamofmorethanadozenpeople,small
plantscanoperatewithonly3-5people,cuttinglaborcostsinhalf.Furthermore,small-scale
equipmentconsumeslessenergy,withelectricityandfuelcosts15%-20%lowerpercubicmeter
ofconcreteproducedthanlargeplants.
LowRawMaterialLoss:Smallstationsserveprojectsrequiring5-20cubicmetersperproject.
Theycanpreciselybatchmaterialsaccordingtoorder,reducingwaste.Theycanalsopurchase
sand,gravel,andcementlocally,eliminatinglong-distancetransportationcostsandreducingraw
materialcostsby5%-10%.
2.TargetedMarket
Largestationsfocusonmajorprojectsexceedingonemillioncubicmeters(suchashighwaysand
high-risebuildings).Smallconcretemixingstationscanaddresstheseneedsbyfulfillingalarge
numberofsmallorderslocally.
RuralConstructionDemand:Projectssuchasself-builtruralhouses,pavedruralroads,andsmall
waterconservancyprojectsrequire5-50cubicmetersperproject.Theseprojectsarescattered
andhigh-frequency,andlargestationsarereluctanttoundertakethemduetotheirsmallorder
sizesandlongdeliverydistances.Smallstationscanprovidelocalservice,deliveringordersthe
samedaytheyarereceived.
SmallUrbanProjects:Residentialrenovations,municipalrepairs(sidewalktilereplacement,
sewerrenovations),andsmallcommercialbuildingrenovationsrequirehigh-qualityconcrete
(e.g.,materialsneededinthemorning,neededintheafternoon).Smallconcretestationsoffer
flexiblescheduling,eliminatingtheneedtowaitforschedulingatlargestations,andfacilitate

partnershipswithlocalrenovationcompaniesandmunicipalteams.
Emergencyorderreplacementneeds:Largestationshavefixedproductionschedulesand
struggletohandlelast-minuteordersof10-20cubicmeters.Smallstationsofferon-call
replacementservices.Forexample,ifaconstructionsiteisshortof5cubicmetersofconcretefor
pouringafloorslab,theycandeliverthereplacementwithinanhour.
3.StableProfitMargins
NoDistributorPriceDifferences:Largestationsconnectwithsmallcustomersthrough
distributors,addinga$1.40-2.10percubicmetermarkup.Smallstationsconnectdirectlywith
endcustomers(constructionsites,homeownersbuildingtheirownhomes),allowingthemtoset
lowerpricesbasedonsmallerprofitsandhighervolumes(downfrom$0.70-1.12percubicmeter
comparedtodistributors).Theycanalsochargeapremiumforurgentordersorspecialconcrete
(frost-resistant,early-strengtheningconcrete)toincreaseprofits.
FastCapitalTurnover:Smallprojectclients(homeownersbuildingtheirownhomes,small
renovationteams)typicallypayadepositupfrontandcashondelivery,eliminatinglong-term
outstandingdebt.Largeprojectsrequirepaymentafteracceptance,oftenwithholdingpayments
for3-6months.Smallstationsoffermoreefficientcapitalrecoveryandavoidthepressureofbad
debt.
4.AlignedwithPolicyDirections
LowEnvironmentalCosts:Currentenvironmentalregulationsarestringent.Upgrading
equipment(enclosedmixersanddustcollectiondevices)atasmallplantonlycosts$2,800to
$7,000.Largeplantsrequire$28,000to$70,000forwastewaterrecyclingandnoisereduction
projects,placinglessenvironmentalpressureonsmallplants.

StableMarketDemand:Duringaneconomicdownturn,large-scaleprojectslikerealestateand
high-speedrailmaybecurtailed.However,demandforlivelihoodprojectslikeruralconstruction
andmunicipalrepairsremainsstable(e.g.,ruralself-builthousesandurbansidewalkrepairsare
neededannually).Smallplantsaremoreresilienttomarketfluctuationsthanlargeplants.
SelfLoadingConcreteMixertoSalvador
WhenmanypeoplethinkofSalvador,theyoftenpicturethetropicalsceneryofCentralAmerica.
However,localpractitionersaremorefamiliarwiththedilemmaofinfrastructureconstruction:
theymustcontendwiththemountainousterrainandscatteredsmall-scaleprojects,whilealso
addressingthelowefficiencyandhighcostsoftraditionalconcreteconstruction.Inrecentyears,
theemergenceofselfloadingconcretemixertruckhasquietlytransformedthepaceof
constructionhere.
Whyisittheself-loadingmixertruck?
ElSalvador'sinfrastructureneedsareunique:asidefromafewlarge-scaleprojectsinthecapital,
SanSalvador,themajorityofprojectsaresmallandscattered,suchasruralroadrenovations,

smallresidentialconstruction,andpost-disasterreconstruction(suchasthosefollowingthe2023
rainstorms).
Inthepast,suchprojectseitherreliedonmanualmixingandsmall-scaletransportation,which
wastime-consumingandresultedinunstablemixratios;ortheyreliedontanktrucksfromlarge
concretemixingplants,butthemountainroadswerenarrowanddifficulttonavigate,andthe
minimumdeliveryvolumewasprohibitiveforsmallprojects.Forexample,repairinga50-meter
sectionofruralroadonlyrequired3cubicmetersofconcrete,buthiringalargetanktruckoften
resultedinanadditional"idledrivingfee."
Selfloadingconcretemixertruckspreciselyaddresstheseneeds.Theirbuilt-inbucketallowsfor
self-loading,eliminatingtheneedforaseparateloader.Theirrotatingcaballowsforflexible
U-turnsevenon3-meter-widemountainroads.Withacapacityof1.2-6.5cubicmeters,they're
perfectlysuitedforsmallprojects,ensuringthatmaterialscanbemixedandusedthesameday,
eliminatingwaste.
Morethanjust"savingmoney"
Ifsavingtimeandlaborarefundamentaladvantages,self-loadingconcretemixertruckshave
demonstratedevengreateradaptabilityintheiruseinElSalvador.Forexample,thelocalsand
andgravelqualityisunstable,withsomeruralareascontaininghighlevelsofmud.Theself
loadingconcretemixer'built-in"real-timemixadjustment"functioncomesinhandy.Thedriver
canfine-tunethewater-cementratioviaascreeninthecabtopreventconcretestrengthfrom
fallingbelowstandard.
There'salsothepost-disasterreconstructionscenario.AfterthefloodsinSanMiguelProvince
lastyear,manyhousesneededurgentrepair,butlargeequipmentcouldn'taccesstheaffected
alleys.Alocalnonprofitorganizationrentedtwosmallself-loadingconcretemixertrucksand
drovethemdirectlytoresidents'doorstepstomixtheconcrete.Injustthreedays,theyhelped12
familiesrepairdamagedwalls.

However,theselfloadingtransitmixerwilltaketimetobecomewidespreadinElSalvador.
Currently,onlyabout30%oflocalsmallandmedium-sizedcontractorshaveusedthistypeof
equipment,primarilyduetothehigherinitialinvestmentcomparedtotraditionalequipment.
However,thosewhohaveuseditgenerallypurchaseitagain.
ConcreteLiftingPump
Inmodernconstruction,concretedeliveryefficiencydirectlyimpactsprojectprogressandquality.
Theconcreteliftingpumphaslongreplacedtraditionalmanualpouringwithitsefficientand
stabledeliverycapabilities,becomingessentialequipmentforprojectssuchasbridges,high-rise
buildings,andfactories.
TrailerConcretePumps
Trailerconcretepumpsarearelativelynewtypeofconcretedeliveryequipment.Theirkey
featureisthattheylackabuilt-intravelmechanismandrequiretransportviaatrailerorcrane.
Duringoperation,theyrelyonaconcreteplacingboomforconcretedistribution.
CoreAdvantages:
StrongDeliveryCapacity
Thepowersystemanddeliverypipelinedesignoftrailerconcretepumpsemphasizehigh
pressureandlongdistancedelivery.Theycandeliverconcretehorizontallyfrom100to300
metersandverticallytoheightsexceeding150meters(somehigh-pressuremodelscanexceed
200meters).Theyareparticularlysuitableforapplicationsrequiringdeepandlong-distance
delivery,suchassuper-high-risebuildingfoundationsandbridges.
WideAdaptability
Concretepumptrailersarecompatiblewithvariousconcretegrades(includinghigh-strength

concreteC60andabove)andhaveahightoleranceforaggregatesize(typicallyamaximum
aggregatesizeof30-50mm).Theycanoperatestablyevenonconstructionsiteswithfluctuating
sandandgravelquality,reducingtheriskofpipeblockage.
CostControllable
Comparedtoothertypesofpumps,concretelinepumpshavelowerpurchasecostsandlow
replacementcostsforwearingparts(suchasthedeliverycylinderandeyepieceplates).Theyare
suitableforlong-term,fixed-positionoperationonlargeprojects(suchasindustrialpark
constructionandhydropowerstations),reducingunitoperatingcosts.
ConcreteBoomPumps
Concreteboompumpsintegrateapumpingsystemandafoldingboomontoavehiclechassis.
Theirmostnotablefeaturesaretheirbuilt-intravelfunctionandself-distributioncapability.
Duringoperation,theboomcanbedeployedtodeliverconcretedirectlytothepouringsite,
eliminatingtheneedforaseparateconcreteplacingboom.

CoreAdvantages:
Flexiblemobilityandhightransferefficiency
Leveragingavehiclechassis(commonlyavailablein6×4and8×4configurations),themachinecan
beflexiblymovedwithinaconstructionsiteorbetweenprojects.Arrivingonsiteand
commencingoperationstakesjust15-30minutes,makingitidealfordistributed,multi-location,
short-termprojectssuchasresidentialdevelopmentsandroadrepairs.
Easyoperation
Theboomishydraulicallycontrolled,enabling360°rotationandspreadingofconcrete,witha
maximumspreadingradiusof60meters(forlargepumptrucks).Asingleoperatorcancomplete
theentireprocessof"moving,positioning,anddelivering"comparedtoatrailer-mounted
concretepump,reducinglaborcostsby2-3feweroperators.
Highcastingprecision
Theboomtippreciselyalignswiththepouringpoint(e.g.,wallandcolumnformwork),
eliminatinglossescausedbysecondaryhandlingafterconcreteisplaced.Thismakesit
particularlysuitableforapplicationsrequiringhighpouringprecision,suchasprefabricated
buildingsandspecial-shapedcomponents.
Truck-mountedConcretePumps
Atruck-mountedconcretepump(alsoknownasa"boomlesstruck-mountedpump")isa
compromisebetweenatrailerpumpandaconcreteboompump.Itretainsthehigh-pressure
deliverycapabilitiesofatrailerpumpwhileintegratingthepumpingsystemontoasmallvehicle
chassis(suchasalighttruck),solvingthedifficultyoftransportingatrailerpump.However,it
lacksthefoldingboomofaconcretepumptruckandstillrequiresaconcreteplacingboom.
CoreAdvantages:
Balanceofmaneuverabilityanddeliverycapacity
Comparedtotrailerpumps,truck-mountedconcretepumpsdonotrequirecranetransportand
canbeindependentlydrivenshortdistanceswithintheconstructionsite.Comparedto

concreteboompumps,theyoffersuperiordeliveryhead(upto80-120metersvertically)and
displacement(30-50cubicmetersperhour),andtheirpurchasecostis30%-50%lowerthan
newpumptrucksforsale.
Strongsiteadaptability
Thevehicle'swidthistypicallylessthan2.3meters,makingitsuitablefornarrowconstruction
sitessuchasurbanvillageredevelopmentandoldfactoryrenovations.Largerpumptrucks(with
boomsover37meterslong)oftenstruggletoaccesssuchsitesduetotheirwidebodiesandlarge
turningradius.
Lowoperationandmaintenancecosts
Thevehicle'swearpartsarecompatiblewiththoseoftrailerpumps,makingprocurementand
replacementeasier.Furthermore,thevehicle'schassisrepairtechnologyismature,eliminating
theneedforspecializedmanufacturers.Smallandmedium-sizedconstructionteamscanarrange
forrepairsthemselves,reducingdowntime.
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