%PDF-1.4 % 1 0 obj << /Type /Pages /Count 1 /Kids [ 2 0 R ] >> endobj 2 0 obj << /Type /Page /Parent 1 0 R /Resources << /ProcSet [ /PDF /Text /ImageB /ImageC /ImageI ] /Font << /QuickPDFFc1f764cd 74 0 R /QuickPDFF5f038cb1 116 0 R >> >> /Contents [ 5 0 R ] /MediaBox [ 0 0 595.2756 841.8898 ] /CropBox [ 0 0 595.2756 841.8898 ] >> endobj 3 0 obj << /Type /Catalog /Pages 1 0 R /Metadata 117 0 R >> endobj 4 0 obj << /Producer (Debenu Quick PDF Library 11.15 \(www.debenu.com\)) /Creator (Debenu Quick PDF Library 11.15 \(www.debenu.com\)) /CreationDate (D:20170615105801+02'00') /ModDate (D:20170615105801+02'00') >> endobj 5 0 obj << /Length 2958 /LC /iSQP >> stream 0 Tr /QuickPDFF5f038cb1 14 Tf 0 0 0 rg 100 Tz 0 Tw 0 Tc 0 Ts BT 1 0 0 1 144.7928 770.8329 Tm (3D Model of Underground Canal Aposa Bologna)Tj ET /QuickPDFF5f038cb1 11 Tf 0 0 0 rg BT 1 0 0 1 31.3498 731.3912 Tm (Gualtiero Parmeggiani, Luca Dal Buono, Alessandro Dalmasso, Cromwell Manaloto and Daniele Brancato \(Italy\))Tj ET /QuickPDFF5f038cb1 12 Tf 0 0 0 rg BT 1 0 0 1 56.6929 689.6683 Tm 15.996 TL (Key words: )' ET /QuickPDFFc1f764cd 12 Tf 0 0 0 rg BT 1 0 0 1 141.7323 689.6683 Tm 15.768 TL (History; Laser scanning; Tunnel surveying; Maintenance Virtual Visit;)' (Underground Utilities Cadastre; Bologna)' ET /QuickPDFF5f038cb1 12 Tf 0 0 0 rg BT 1 0 0 1 56.6929 647.1486 Tm 15.996 TL (SUMMARY)' ET /QuickPDFFc1f764cd 12 Tf 0 0 0 rg BT 1 0 0 1 56.6929 618.8021 Tm 15.768 TL (Aposa canal is the only natural waterway that passes through and underneath Bolognas historical)' (city center, originally running as an opencast in its entire 7.5 km length. Since the middle-ages, the)' (lack of free lots within the citys fortifications, caused some citizen to obtain the possibility of)' (closing some of its parts with masonry vaults, to be able to build dwellings above them, In the)' (following centuries, the whole canal was completely covered and built on.)' ()' (In the past years, after serving as a communal sewer, it has received many maintenance works and)' (after the creation of a new closed-system sewer in the early 90s, it finally became accessible. Actual)' (maintenance conditions however, doesn't allow it to be a real tourist attraction, and Bolognas)' (Municipality has a limited information about the original canal pathways, its private sewer)' (insertions, conservation state of vaults and arches etc.)' ()' (The aim of this project, undertaken by the Collegio Geometri di Bologna, is to create a 3D model)' (using two separate technologies: TLS and SLAM, and to handover to the Municipality of Bologna a)' (georeferenced 3D virtual enviroment through which, the local government could achieve several)' (purposes. For example, to record all the private sewer insertions, discover undisclosed ones, verify)' (maintenance of public sewers, georeference all superficial exits, obtain information about the)' (maintenance and conservation of arches, roman bridges and vaults to define a succeeding)' (maintenance plan. All of these services will be available trough a 3D Virtual Enviroment, as well as)' (being a tourists virtual tour.)' ET /QuickPDFFc1f764cd 10 Tf 0 0 0 rg BT 1 0 0 1 56.6929 150.7097 Tm 13.14 TL (__________________________________________________________________________________________)' ()' (3D Model of Underground Canal Aposa Bologna \(9047\))' (Gualtiero Parmeggiani, Luca Dal Buono, Alessandro Dalmasso, Cromwell Manaloto and Daniele Brancato \(Italy\))' ()' (FIG Working Week 2017)' (Surveying the world of tomorrow - From digitalisation to augmented reality)' (Helsinki, Finland, May 29June 2, 2017)' ET endstream endobj 6 0 obj << /Length 316 /Filter /FlateDecode >> stream xMRKnCAۿSpk`y^Uu[jIɒT%C/:b}Rx\%=
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