72141100 Infrastructurebuildingandsurfacingandpaving Design,Construction&RenovationServices 7375000
72141101 Airportrunwayconstructionservice Design,Construction&RenovationServices 7375000
72141102 Landgradingservice Design,Construction&RenovationServices 7375000
72141103 Highwayandroadpavingservice Design,Construction&RenovationServices 7375000
72141104 Highwayandroadresurfacingservice Design,Construction&Renovation Services 7375000
72141105 Sidewalkconstructionandrepair
service Design,Construction&RenovationServices 7375000
72141106 Gravelordirtroadconstructionservice Design,Construction&RenovationServices 7375000
72141107 Bridgeconstructionandrepairservice Design,Construction&RenovationServices 7375000
72141108 Tunnelconstructionandrepairservice Design,Construction&Renovation Services 7375000
72141109 Viaductconstructionandrepairservice Design,Construction&RenovationServices 7375000
72141110 Oilandgasbranchlineconstruction
service Design,Construction&RenovationServices 7375000
72141111 Gasmainconstructionservice Design,Construction&RenovationServices 7375000
72141112 Naturalgascompressorstationconstructionservice Design,Construction&RenovationServices 7375000
72141113 Oilandgaspipelineconstructionservice Design,Construction&RenovationServices 7375000
72141114 Pipelinewrappingservice Design,Construction&RenovationServices 7375000
72141115 Electricalcablelayingservice Design,Construction&RenovationServices
7375000
72141116 Televisioncablelayingservice Design,Construction&RenovationServices 7375000
72141117 Telephoneandcommunicationcablelayingservice Design,Construction &RenovationServices 7375000
72141118 Telecommunicationtransmissiontowerconstruction
service
Design,Construction&RenovationServices 7375000
72141119 Aqueductconstructionservice Design,Construction&RenovationServices 7375000
72141120 Sewerlineconstructionservice Design,Construction&RenovationServices 7375000
72141121 Watermainconstructionservice Design,Construction
&RenovationServices 7375000
72141122 Electricpowerlineconstructionservice Design,Construction&RenovationServices 7375000
72141123 Manholeconstructionservice Design,Construction&RenovationServices 7375000
72141124 Pipelayingservice Design,Construction&RenovationServices 7375000
72141125 Pumpingstationconstructionservice Design,Construction&RenovationServices 7375000
72141126 Undergroundutilitiesconstructionservice Design,Construction&RenovationServices 7375000
72151100 Plumbingconstructionservices Design,Construction&Renovation
Services 7375000
72151101 Septicsystemconstructionservice Design,Construction&RenovationServices 7375000
72151102 Firesprinklersysteminstallationservice Design,Construction&RenovationServices 7375000
72151103 Irrigationsprinklersysteminstallationservice Design,Construction&RenovationServices 7375000
72151200 HeatingandcoolingandairconditioningHVAC
constructionandmaintenanceservices
Heat,Ventilation,AirConditioning(HVAC)
Services
7360100
72151201 HVACmechanicalconstructionservice Heat,
Ventilation,AirConditioning(HVAC) 7360100
72151202 HVACprocesspipingconstructionservice Heat,Ventilation,AirConditioning(HVAC) 7360100
72151203 HVACsolarenergyconstructionservice Heat,Ventilation,AirConditioning(HVAC) 7360100