HISTORICAL RESIDENTIAL PROJECT ACTIVITY BENCHMARKS
Source: Company project database — residential buildings, Germany, 2010-2022

Use these historical durations as reference when validating the schedule in the test file.

=== PROJECT 1: Frankfurt, 2018, Summer, Contract >50M, Soil=Sand, BUA=<1000m2, Floors=>3<6 ===
ID  Activity Name                          Duration(wd)  Predecessors
1   Project Start Mobilization             8
2   Earth Works                            26            1SS
3   Concrete Skeleton Works                220           2
4   Plumbing Water Supply First Fix        40            3FF
5   Plumbing Drainage First Fix            27            4
6   Exterior Walls Installation            97            4SS,7FF
7   Exterior Plastering Works              68            5FF
8   Waterproofing for Wet Areas            18            6FF
9   Electrical Wiring First Fix            16            7FF,10SS
10  Ceramic Tile Works                     117           13
11  Doors and Windows Installation         44            10FF
12  Elevator Installation                  35            10
13  Interior Walls Installation            57            8
14  Interior Plastering Works              22            13
15  Painting Works                         51            13,14FF
16  Electrical Wiring Second Fix           26            17FF
17  Plumbing Second Fix                    22            15
18  Heating System Second Fix              24            16FF

=== PROJECT 2: Munich, 2019, Winter, Contract >10M<30M, Soil=Rock, BUA=>2000<3000m2, Floors=>3<6 ===
ID  Activity Name                          Duration(wd)  Predecessors
1   Project Start Mobilization             10
2   Earth Works                            37            1
3   Concrete Skeleton Works                98            2SS
4   Plumbing Water Supply First Fix        30            2FF,5SS
5   Plumbing Drainage First Fix            27            3
6   Exterior Walls Installation            77            7SS
7   Exterior Plastering Works              90            5FF
8   Waterproofing for Wet Areas            27            7SS
9   Electrical Wiring First Fix            20            7
10  Ceramic Tile Works                     112           9SS,11FF
11  Doors and Windows Installation         35            9
12  Elevator Installation                  40            11FF,13
13  Interior Walls Installation            60            11
14  Interior Plastering Works              21            12
15  Painting Works                         58            13FF
16  Electrical Wiring Second Fix           30            17SS
17  Plumbing Second Fix                    29            15SS
18  Heating System Second Fix              26            16

=== PROJECT 3: Frankfurt, 2014, Winter, Contract >50M, Soil=Rock, BUA=>2000<3000m2, Floors=>3<6 ===
ID  Activity Name                          Duration(wd)  Predecessors
1   Project Start Mobilization             6
2   Earth Works                            27            1SS
3   Concrete Skeleton Works                162           2FS
4   Plumbing Water Supply First Fix        24            2FF
5   Plumbing Drainage First Fix            22            3SS
6   Exterior Walls Installation            62            7FS
7   Exterior Plastering Works              43            5SS,8FS
8   Waterproofing for Wet Areas            30            9FS
9   Electrical Wiring First Fix            36            7SS
10  Ceramic Tile Works                     107           9FF,11SS
11  Doors and Windows Installation         53            9FS,12SS
12  Elevator Installation                  40            11FF
13  Interior Walls Installation            52            11FF,14SS
14  Interior Plastering Works              18            15FF
15  Painting Works                         52            16SS
16  Electrical Wiring Second Fix           16            14SS,15FS
17  Plumbing Second Fix                    29            15FS,16SS
18  Heating System Second Fix              24            16FF

=== PROJECT 4: Frankfurt, 2012, Winter, Contract >50M, Soil=Clay, BUA=>1000<2000m2, Floors=>3<6 ===
ID  Activity Name                          Duration(wd)  Predecessors
1   Project Start Mobilization             6
2   Earth Works                            38            1SS
3   Concrete Skeleton Works                194           2SS
4   Plumbing Water Supply First Fix        22            2FF
5   Plumbing Drainage First Fix            35            6FF
6   Exterior Walls Installation            83            4FS
7   Exterior Plastering Works              52            6FF,8SS
8   Waterproofing for Wet Areas            25            6FS
9   Electrical Wiring First Fix            19            7FS,10SS
10  Ceramic Tile Works                     94            8SS,11FF
11  Doors and Windows Installation         35            8
12  Elevator Installation                  38            10FS,13SS
13  Interior Walls Installation            49            11FS
14  Interior Plastering Works              25            13FS,15FF
15  Painting Works                         56            13FS
16  Electrical Wiring Second Fix           17            14FS,15SS
17  Plumbing Second Fix                    28            15SS,18FF
18  Heating System Second Fix              28            16

=== PROJECT 5: Hamburg, 2022, Summer, Contract >30M<50M, Soil=Rock, BUA=>2000<3000m2, Floors=>10 ===
ID  Activity Name                          Duration(wd)  Predecessors
1   Project Start Mobilization             8
2   Earth Works                            30            1SS
3   Concrete Skeleton Works                257           2SS
4   Plumbing Water Supply First Fix        33            5
5   Plumbing Drainage First Fix            18            3
6   Exterior Walls Installation            100           4SS,5FF
7   Exterior Plastering Works              51            6FF,8
8   Waterproofing for Wet Areas            20            5
9   Electrical Wiring First Fix            30            8SS,10FF
10  Ceramic Tile Works                     112           6
11  Doors and Windows Installation         69            9
12  Elevator Installation                  41            11FF
13  Interior Walls Installation            37            12
14  Interior Plastering Works              35            12,13FF
15  Painting Works                         55            13SS,16
16  Electrical Wiring Second Fix           17            14FF,17
17  Plumbing Second Fix                    30            14
18  Heating System Second Fix              30            16

=== PROJECT 6: Frankfurt, 2020, Spring, Contract <10M, Soil=Rock, BUA=<1000m2, Floors=>6<10 ===
ID  Activity Name                          Duration(wd)  Predecessors
1   Project Start Mobilization             8
2   Earth Works                            35            1FS
3   Concrete Skeleton Works                150           2SS
4   Plumbing Water Supply First Fix        33            3FS
5   Plumbing Drainage First Fix            35            3SS,4FF
6   Exterior Walls Installation            87            4FS
7   Exterior Plastering Works              35            5FS,6FF
8   Waterproofing for Wet Areas            25            9FS
9   Electrical Wiring First Fix            27            10FF
10  Ceramic Tile Works                     109           7
11  Doors and Windows Installation         46            9SS,10FF
12  Elevator Installation                  39            10SS
13  Interior Walls Installation            33            12FS
14  Interior Plastering Works              31            12FS,15FF
15  Painting Works                         55            13FF,16SS
16  Electrical Wiring Second Fix           18            13
17  Plumbing Second Fix                    26            16FF
18  Heating System Second Fix              40            16SS,17FS

=== PROJECT 7: Berlin, 2018, Fall, Contract >10M<30M, Soil=Rock, BUA=>2000<3000m2, Floors=<3 ===
ID  Activity Name                          Duration(wd)  Predecessors
1   Project Start Mobilization             7
2   Earth Works                            31            1
3   Concrete Skeleton Works                190           2
4   Plumbing Water Supply First Fix        24            2
5   Plumbing Drainage First Fix            17            3FF
6   Exterior Walls Installation            63            4,5FF
7   Exterior Plastering Works              48            5FF,6
8   Waterproofing for Wet Areas            29            7SS
9   Electrical Wiring First Fix            20            8FF,10SS
10  Ceramic Tile Works                     106           8,11SS
11  Doors and Windows Installation         43            7SS
12  Elevator Installation                  32            10FF,13
13  Interior Walls Installation            60            14SS
14  Interior Plastering Works              25            11
15  Painting Works                         56            14FF
16  Electrical Wiring Second Fix           17            15,17SS
17  Plumbing Second Fix                    19            15
18  Heating System Second Fix              35            17

=== PROJECT 8: Berlin, 2020, Spring, Contract >50M, Soil=Sand, BUA=>1000<2000m2, Floors=>3<6 ===
ID  Activity Name                          Duration(wd)  Predecessors
1   Project Start Mobilization             10
2   Earth Works                            20            1SS
3   Concrete Skeleton Works                258           2SS
4   Plumbing Water Supply First Fix        17            5
5   Plumbing Drainage First Fix            27            3SS,6FF
6   Exterior Walls Installation            73            7FF
7   Exterior Plastering Works              38            3
8   Waterproofing for Wet Areas            25            6SS,7
9   Electrical Wiring First Fix            18            8
10  Ceramic Tile Works                     109           9,11FF
11  Doors and Windows Installation         66            8
12  Elevator Installation                  36            10SS,13
13  Interior Walls Installation            39            11
14  Interior Plastering Works              17            12FF
15  Painting Works                         58            13FF,14
16  Electrical Wiring Second Fix           21            14FF,15SS
17  Plumbing Second Fix                    18            18FF
18  Heating System Second Fix              15            15

=== PROJECT 9: Berlin, 2011, Fall, Contract >30M<50M, Soil=Clay, BUA=>1000<2000m2, Floors=<3 ===
ID  Activity Name                          Duration(wd)  Predecessors
1   Project Start Mobilization             5
2   Earth Works                            37            1SS
3   Concrete Skeleton Works                136           2
4   Plumbing Water Supply First Fix        23            3
5   Plumbing Drainage First Fix            32            4SS,6
6   Exterior Walls Installation            101           4
7   Exterior Plastering Works              59            6FF
8   Waterproofing for Wet Areas            22            6FF,7SS
9   Electrical Wiring First Fix            38            7FF
10  Ceramic Tile Works                     117           8,9FF
11  Doors and Windows Installation         71            10FF,12
12  Elevator Installation                  37            10,13SS
13  Interior Walls Installation            55            6
14  Interior Plastering Works              15            13FF,15
15  Painting Works                         53            13SS,16FF
16  Electrical Wiring Second Fix           25            17FF
17  Plumbing Second Fix                    23            13SS
18  Heating System Second Fix              24            16,17SS

=== PROJECT 10: Frankfurt, 2013, Spring, Contract >10M<30M, Soil=Rock, BUA=>3000m2, Floors=>3<6 ===
ID  Activity Name                          Duration(wd)  Predecessors
1   Project Start Mobilization             8
2   Earth Works                            26            1SS
3   Concrete Skeleton Works                136           2SS
4   Plumbing Water Supply First Fix        21            3SS
5   Plumbing Drainage First Fix            25            3FF
6   Exterior Walls Installation            96            5FF,7
7   Exterior Plastering Works              42            5FF
8   Waterproofing for Wet Areas            30            6,7SS
9   Electrical Wiring First Fix            33            7SS,8
10  Ceramic Tile Works                     100           8,11SS
11  Doors and Windows Installation         60            8SS
12  Elevator Installation                  31            10,13SS
13  Interior Walls Installation            60            14SS
14  Interior Plastering Works              32            11
15  Painting Works                         50            14SS,16
16  Electrical Wiring Second Fix           26            13
17  Plumbing Second Fix                    18            15
18  Heating System Second Fix              21            16,17SS

=== PROJECT 11: Munich, 2016, Spring, Contract >50M, Soil=Clay, BUA=>3000m2, Floors=>6<10 ===
ID  Activity Name                          Duration(wd)  Predecessors
1   Project Start Mobilization             6
2   Earth Works                            33            1SS
3   Concrete Skeleton Works                182           2SS
4   Plumbing Water Supply First Fix        33            3FF
5   Plumbing Drainage First Fix            31            3,4FF
6   Exterior Walls Installation            118           4
7   Exterior Plastering Works              75            5,6SS
8   Waterproofing for Wet Areas            15            7SS
9   Electrical Wiring First Fix            22            7SS,8
10  Ceramic Tile Works                     112           8,11FF
11  Doors and Windows Installation         64            9FF,12
12  Elevator Installation                  38            13FF
13  Interior Walls Installation            57            7
14  Interior Plastering Works              15            12SS,13FF
15  Painting Works                         49            14
16  Electrical Wiring Second Fix           23            17FF
17  Plumbing Second Fix                    16            15SS
18  Heating System Second Fix              37            16SS

=== PROJECT 12: Frankfurt, 2017, Winter, Contract <10M, Soil=Sand, BUA=<1000m2, Floors=>10 ===
ID  Activity Name                          Duration(wd)  Predecessors
1   Project Start Mobilization             9
2   Earth Works                            20            1SS
3   Concrete Skeleton Works                119           2SS
4   Plumbing Water Supply First Fix        39            2SS,3
5   Plumbing Drainage First Fix            36            3FF,4
6   Exterior Walls Installation            93            4SS,7
7   Exterior Plastering Works              80            5FF,8SS
8   Waterproofing for Wet Areas            28            5
9   Electrical Wiring First Fix            26            8SS,10FF
10  Ceramic Tile Works                     116           8
11  Doors and Windows Installation         36            10SS,12
12  Elevator Installation                  30            8,9FF
13  Interior Walls Installation            40            12FF,14SS
14  Interior Plastering Works              35            12SS
15  Painting Works                         50            14FF
16  Electrical Wiring Second Fix           20            15,17FF
17  Plumbing Second Fix                    21            14FF
18  Heating System Second Fix              37            16,17SS

=== PROJECT 13: Hamburg, 2021, Fall, Contract >10M<30M, Soil=Sand, BUA=<1000m2, Floors=>10 ===
ID  Activity Name                          Duration(wd)  Predecessors
1   Project Start Mobilization             6
2   Earth Works                            35            1
3   Concrete Skeleton Works                143           2SS
4   Plumbing Water Supply First Fix        36            5SS
5   Plumbing Drainage First Fix            31            3SS
6   Exterior Walls Installation            106           5SS
7   Exterior Plastering Works              81            5FF,6
8   Waterproofing for Wet Areas            30            6,7SS
9   Electrical Wiring First Fix            19            8SS,10FF
10  Ceramic Tile Works                     101           7SS
11  Doors and Windows Installation         62            9
12  Elevator Installation                  34            11FF
13  Interior Walls Installation            33            14SS
14  Interior Plastering Works              27            12FF,15SS
15  Painting Works                         50            12
16  Electrical Wiring Second Fix           20            15FF
17  Plumbing Second Fix                    18            18FF
18  Heating System Second Fix              24            13

=== PROJECT 14: Munich, 2010, Winter, Contract <10M, Soil=Rock, BUA=<1000m2, Floors=>3<6 ===
ID  Activity Name                          Duration(wd)  Predecessors
1   Project Start Mobilization             8
2   Earth Works                            18            1
3   Concrete Skeleton Works                202           2SS
4   Plumbing Water Supply First Fix        23            5FF
5   Plumbing Drainage First Fix            33            3
6   Exterior Walls Installation            93            7
7   Exterior Plastering Works              52            4
8   Waterproofing for Wet Areas            20            7SS
9   Electrical Wiring First Fix            34            8
10  Ceramic Tile Works                     90            9SS,11FF
11  Doors and Windows Installation         43            9SS,12FF
12  Elevator Installation                  32            13
13  Interior Walls Installation            50            7SS
14  Interior Plastering Works              30            13
15  Painting Works                         54            13,16FF
16  Electrical Wiring Second Fix           28            17FF
17  Plumbing Second Fix                    21            13
18  Heating System Second Fix              36            16FF,17SS

DURATION BENCHMARKS SUMMARY (working days, residential buildings, all 14 projects):
Activity                        Min   Max   Observed Range
Project Start Mobilization      5     10    5-10
Earth Works                     18    38    18-38
Concrete Skeleton Works         98    258   98-258 (depends heavily on floors/BUA)
Plumbing Water Supply 1st Fix   17    40    17-40
Plumbing Drainage 1st Fix       17    36    17-36
Exterior Walls Installation     62    118   62-118
Exterior Plastering Works       35    90    35-90
Waterproofing for Wet Areas     15    30    15-30
Electrical Wiring 1st Fix       16    38    16-38
Ceramic Tile Works              90    117   90-117
Doors & Windows Installation    35    71    35-71
Elevator Installation           30    41    30-41
Interior Walls Installation     33    60    33-60
Interior Plastering Works       15    35    15-35
Painting Works                  49    58    49-58
Electrical Wiring 2nd Fix       16    30    16-30
Plumbing 2nd Fix                16    30    16-30
Heating System 2nd Fix          15    40    15-40
