| Segment | Ebene | Beschreibung | Opt/Mand. |
|---|
| UNH | 0 | A service segment starting and uniquely identifying a message. The message type code for the Response of pending works message is CONRPW. Note: Response of pending works messages conforming to this document must contain the following data in segment UNH, composite S009: Data element 0065 CONRPW D A UN | Mandatory |
| BGM | 0 | A segment for unique identification of the Response on pending works number and type of document. | Mandatory |
| RFF | 0 | A segment to give prior references of the whole document, for example, project number or contract number, and authorization references if required, and the reference to the prior Advice on Pending Works. | Mandatory |
| DTM | 0 | A segment specifying the dates that apply, e.g. forecasted date to start works, duration of the project and/or forecasted date of end of the works. | Mandatory |
| SG1 | 0 | SG1 | Mandatory |
| NAD | 1 | A segment identifying names and addresses and their function relevant for the whole response on pending works. In the construction industry parties involved are e.g. the contractor, the designer, the client. | Mandatory |
| SG2 | 1 | SG2 | Mandatory |
| CTA | 2 | A segment giving additional contact information relating to the party specified in the NAD segment, e.g. contact name, department or function. | Mandatory |
| COM | 2 | A segment to identify a communication number of the previous information given in CTA (phone, fax, telex, etc.). | Optional |
| LOC | 0 | A segment which enables the sender to specify, in some occurrences, the location of the project and of existing networks. | Mandatory |
| FTX | 0 | A segment to specify some special indications on the nature of the networks, in coded and/or clear form, that is not possible to indicate in the LOC segment. | Mandatory |
| DOC | 0 | A segment to specify which other documents (drawing organization, circulation list, plans, etc.) are to be processed in conjunction with CONAPW, and what is the communication channel used to transfer them. | Optional |
| CNT | 0 | A segment providing a control total, for example, the number of documents attached to CONAPW. | Optional |
| AUT | 0 | A segment to provide an authentication of the message. | Optional |
| UNT | 0 | A service segment ending a message, giving the total number of segments in the message (including the UNH & UNT) and the control reference number of the message. | Mandatory |
