Geographic information. Spatial data infrastructures - Reference model Ingestion-build-223009 • 90° countersunk head bolts

• 90° countersunk head bolts with nibs

BS 8431 also applies to all registers

Note: PD CLC/TR 62453-51-32 neither contains the FDT specification nor modifies it

BS 3454 provides manufacturers with the dimensions

BS EN BS QC 790111 on assessing the quality of integrated circuits is useful for:

Geographic information. Spatial data infrastructures - Reference model Ingestion-build-223009 • 90° countersunk head boltsWhat is PD CEN TR 15449 1 Reference model for Spatial Data Infrastructure about? PD CEN TR 15449 1 is the first part of the multiple series document that provides a reference model for a Spatial Data Infrastructure (SDI). PD CEN TR 15449 1 covers framework standards and identifies the relevant standards, technical specifications, technical reports and guidelines. PD CEN TR 15449 1 provides a context model for the other parts of this Technical Report