The　actual　force　in　anchors　of　the　retaining　structure　are　very　different　with　the　values　gotten　by　theoretical　analysis,　so　in-situ　measurements　are　of　great　meaning　for　design　and　the　study　of　earth　pressure.　In-situ　measurements　and　further　analysis　are　taken　for　TU-CHENG　foundation　pit　project　in　Beijing.　These　measurements　provide　important　references　for　similar　projects,　and　are　also　important　for　improving　the　analysis　and　calculate　method.