The work breakdown structure (WBS) describes all project deliverables.

1 SONG in NM Construction

• 1.1 Project Management
  • 1.1.1 NSF start (M)
  • 1.1.2 WBS development and approval
  • 1.1.3 Project schedule development and approval
  • 1.1.4 MOU documents
  • 1.1.5 Postdoc
  • 1.1.6 Budget
  • 1.1.7 Contracting
  • 1.1.8 Reporting Documentation
• 1.2 Facilities
  • 1.2.1 1-m dome
    • 1.2.1.1 Preparation work
    • 1.2.1.2 Telescope removal
    • 1.2.1.3 Pier work
  • 1.2.2 NMSU lab facility
  • 1.2.3 APO lab facility
  • 1.2.4 Fiber run
    • 1.2.4.1 Design
    • 1.2.4.2 Fabrication, procurement, installation
• 1.3 Telescope Systems
  • 1.3.1 PlaneWave 1000 1-m telescope (vendor)
  • 1.3.2 Monitors
  • 1.3.3 Remote communication system
    • 1.3.3.1 Hardware
    • 1.3.3.2 Observatory control system (OCS)
    • 1.3.3.3 Telescope control system (TCS)
• 1.4 Instrument Systems
  • 1.4.1 SONG spectrograph
    • 1.4.1.1 Optical design
    • 1.4.1.2 Standard item procurement
    • 1.4.1.3 Specialty item procurement
    • 1.4.1.4 Optical table
    • 1.4.1.5 Lab assembly
    • 1.4.1.6 Control computers and software
    • 1.4.1.7 Thermal enclosure
    • 1.4.1.8 Monitors
    • 1.4.1.9 Lab testing and acceptance
    • 1.4.1.10 Transport to APO
    • 1.4.1.11 Reassembly and integration
    • 1.4.1.12 Site testing and acceptance
  • 1.4.2 Guider unit
    • 1.4.2.1 Design and assembly
    • 1.4.2.2 Lab testing and acceptance
    • 1.4.2.3 Transport to APO
    • 1.4.2.4 Reassembly and integration
    • 1.4.2.5 Site testing and acceptance
  • 1.4.3 Calibration unit
    • 1.4.3.1 Design and assembly
    • 1.4.3.2 Lab testing and acceptance
    • 1.4.3.3 Transport to APO
    • 1.4.3.4 Reassembly and integration
    • 1.4.3.5 Site testing and acceptance
  • 1.4.4 Solar telescope (tbd)
• 1.5 Network Software
  • 1.5.1 Scheduler
  • 1.5.2 Data handling system (DHS)
  • 1.5.3 Monitors database and webpage
• 1.6 Integration, Test, and Commissioning
  • 1.6.1 Software integration
  • 1.6.2 First light through telescope
  • 1.6.3 First light through spectrograph
  • 1.6.4 Science verification
  • 1.6.5 NSF end
• 1.7 Contingency
  • 1.7.1 Cost contingency
  • 1.7.2 Schedule contingency
  • 1.7.3 Scope contingency

A high-level picture of the construction project schedule as of August, 2023 is shown here.