A new sewage system was installed at Nazlet el-Semman in the early 1990s; this work was carried out by a British-American consortium, AMBRIC, and monitored by archaeologists from the Giza Pyramids Inspectorate in co-operation with Michael Jones. We recorded the in situ blocks of the causeway that turned up in the course of the trenching for the sewage construction and were able to plot the route of the causeway for its entire length.
We found that the causeway leads off from the upper temple in a straight line. But the causeway turns 32°* to the north of its original direction and from there continues an additional 125 meters to the lower temple…”
Source: Magic of the Pyramids: My adventures in Archeology, Zahi Hawass, 2015
Khufu [Primary from Mortuary Temple]: 14° 46’ 55.6270” (14.78212°) north of east
Khufu [Secondary to Valley Temple]: 42° 45’ 37.0306” (42.76029°) north of east
*Note: 27° 58' 41.41" (27.97817°) north of “original direction” i.e. difference of 4° 1' 18.59" (4.02183°)
“Quis custodiet ipsos custodes?“ - Decimus Junius Juvenalis
“Numero, Pondere et Mensura“